National Geodetic Survey, Retrieval Date = JULY 30, 1997 PF0951 *********************************************************************** PF0951 DESIGNATION - MT WASH PF0951 PID - PF0951 PF0951 STATE/COUNTY- NH/COOS PF0951 USGS QUAD - MOUNT WASHINGTON (1983) PF0951 PF0951 *CURRENT SURVEY CONTROL PF0951 ___________________________________________________________________ PF0951* NAD 83(1992)- 44 16 13.75998(N) 071 18 11.68745(W) ADJUSTED PF0951* NAVD 88 - 1916.66 (+/-2cm) 6288.2 (feet) VERTCON PF0951 ___________________________________________________________________ PF0951 LAPLACE CORR- -2.81 (seconds) DEFLEC96 PF0951 GEOID HEIGHT- -26.50 (meters) GEOID96 PF0951 PF0951 HORZ ORDER - SECOND PF0951 VERT ORDER - THIRD ? (See Below) PF0951 PF0951 PF0951 PF0951.The horizontal coordinates were established by classical geodetic methods PF0951.and adjusted by the National Geodetic Survey in July 1995. PF0951 PF0951.The NAVD 88 height was computed by applying the VERTCON shift value to PF0951.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) PF0951.The vertical order pertains to the superseded datum. PF0951 PF0951.The Laplace correction was computed from DEFLEC96 derived deflections. PF0951 PF0951.The geoid height was determined by GEOID96. PF0951 PF0951; North East Units Scale Converg. PF0951;SPC NH - 196,759.437 329,014.834 MT 0.99997702 +0 15 13.3 PF0951;UTM 19 - 4,904,495.963 316,178.922 MT 1.00001558 -1 36 29.6 PF0951 PF0951: Primary Azimuth Mark Grid Az PF0951:SPC NH - MORIAH 060 05 08.9 PF0951:UTM 19 - MORIAH 061 56 51.8 PF0951 PF0951|---------------------------------------------------------------------| PF0951| PID Reference Object Distance Geod. Az | PF0951| dddmmss.s | PF0951| PF0923 MORIAH APPROX.15.7 KM 0602022.2 | PF0951| PF0952 MT WASHINGTON 4 42.054 METERS 33310 | PF0951|---------------------------------------------------------------------| PF0951 PF0951 SUPERSEDED SURVEY CONTROL PF0951 PF0951 NAD 83(1986)- 44 16 13.77006(N) 071 18 11.69379(W) ADJUSTED PF0951 NAD 27 - 44 16 13.53253(N) 071 18 13.42651(W) ADJUSTED PF0951 NGVD 29 - 1916.64 (meters) 6288.2 (feet) LEVELING PF0951 PF0951.Superseded values are not recommended for survey control. PF0951.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. PF0951.See file format.dat to determine how the superseded data were derived. PF0951 PF0951_MARKER: DB = BENCH MARK DISK PF0951_SETTING: 80 = SET IN A BOULDER PF0951_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO PF0951+STABILITY: SURFACE MOTION PF0951 PF0951 HISTORY - Date Condition Recov. By PF0951 HISTORY - 1958 MONUMENTED USGS PF0951 PF0951 STATION DESCRIPTION PF0951 PF0951'DESCRIBED BY US GEOLOGICAL SURVEY 1958 (WER) PF0951'ABOUT 8.0 MILES SOUTHWEST OF GORHAM, ON THE SUMMIT OF MOUNT PF0951'WASHINGTON AND IS ON LAND OWNED BY DARTMOUTH COLLEGE. PF0951' PF0951'A TRAVERSE CONNECTION WAS MADE TO TRIANGULATION STATION MT. PF0951'WASHINGTON 3, DISTANCE BEING 85.22 FEET (25.976 METERS) SOUTHEAST OF PF0951'STATION MT. WASHINGTON 3. THE MARK IS A STANDARD U.S. PF0951'GEOLOGICAL SURVEY BENCH MARK DISK STAMPED 6284 FT., IS CEMENTED PF0951'IN A DRILL HOLE IN A SHARP-TOPPED BOULDER WHICH MARKS THE HIGHEST PF0951'POINT OF MOUNTAIN. IT IS 1.4 FEET NORTHEAST OF THE NORTHEAST SIDE OF PF0951'WATER TANK. National Geodetic Survey, Retrieval Date = JULY 30, 1997 PF0950 *********************************************************************** PF0950 DESIGNATION - MT WASHINGTON RESET PF0950 PID - PF0950 PF0950 STATE/COUNTY- NH/COOS PF0950 USGS QUAD - MOUNT WASHINGTON (1983) PF0950 PF0950 *CURRENT SURVEY CONTROL PF0950 ___________________________________________________________________ PF0950* NAD 83(1992)- 44 16 13.75443(N) 071 18 11.74889(W) ADJUSTED PF0950* NAVD 88 - 1915.92 (+/-2cm) 6285.8 (feet) VERTCON PF0950 ___________________________________________________________________ PF0950 LAPLACE CORR- -2.81 (seconds) DEFLEC96 PF0950 GEOID HEIGHT- -26.50 (meters) GEOID96 PF0950 PF0950 HORZ ORDER - SECOND PF0950 VERT ORDER - THIRD ? (See Below) PF0950 PF0950 PF0950 PF0950.The horizontal coordinates were established by classical geodetic methods PF0950.and adjusted by the National Geodetic Survey in July 1995. PF0950 PF0950.The NAVD 88 height was computed by applying the VERTCON shift value to PF0950.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) PF0950.The vertical order pertains to the superseded datum. PF0950 PF0950.The Laplace correction was computed from DEFLEC96 derived deflections. PF0950 PF0950.The geoid height was determined by GEOID96. PF0950 PF0950; North East Units Scale Converg. PF0950;SPC NH - 196,759.260 329,013.472 MT 0.99997702 +0 15 13.2 PF0950;UTM 19 - 4,904,495.830 316,177.555 MT 1.00001559 -1 36 29.6 PF0950 PF0950: Primary Azimuth Mark Grid Az PF0950:SPC NH - MORIAH 060 05 15.8 PF0950:UTM 19 - MORIAH 061 56 58.6 PF0950 PF0950|---------------------------------------------------------------------| PF0950| PID Reference Object Distance Geod. Az | PF0950| dddmmss.s | PF0950| PF0949 MOUNT SAMUEL ADAMS APPROX. 5.7 KM 0024215.8 | PF0950| MT WASHINGTON RM 00930 | PF0950| PF0947 MOUNT ADAMS APPROX. 5.6 KM 0093026.2 | PF0950| MT WASHINGTON RM 1 03839 | PF0950| PF0923 MORIAH APPROX.15.7 KM 0602029.0 | PF0950| PF1137 SABATOS APPROX.37.4 KM 1050336.5 | PF0950| PF0934 MIDDLE MOUNTAIN APPROX.31.3 KM 1461049.0 | PF0950| OC1322 CONWAY CHURCH SPIRE APPROX.35.5 KM 1560121.5 | PF0950| OC1364 PASSACONAWAY APPROX.35.6 KM 1900327.3 | PF0950| PF0942 MT CARRIGAIN LOOKOUT TOWER APPROX.22.8 KM 2102003.4 | PF0950| OC1423 TECUMSEH APPROX.39.4 KM 2110339.7 | PF0950| MT WASHINGTON RM 2 21721 | PF0950| PF0994 MOOSILAUK HOUSE APPROX.50.4 KM 2371109.3 | PF0950| PF0990 SUGAR HILL APPROX.38.4 KM 2635127.0 | PF0950| PF0966 TWIN MOUNTAIN HOUSE APPROX.16.4 KM 2704727.0 | PF0950| PF0975 BETHLEHEM OBSERVATORY APPROX.29.2 KM 2705825.2 | PF0950| MT WASHINGTON RM 3 28136 | PF0950| PF0955 CHERRY MOUNTAIN APPROX.17.0 KM 2931357.6 | PF0950| PF0954 OWLS HEAD APPROX.16.9 KM 2963909.2 | PF0950| PF0948 MT WASHINGTON 3 24.844 METERS 30247 | PF0950| PF0978 DOCTOR CUTTINGS OBSERVATORY APPROX.36.8 KM 3053209.4 | PF0950| PF0953 BALL-BOY MOUNTAIN APPROX.13.4 KM 3272816.9 | PF0950| PF0952 MT WASHINGTON 4 41.612 METERS 33457 | PF0950|---------------------------------------------------------------------| PF0950 PF0950 SUPERSEDED SURVEY CONTROL PF0950 PF0950 NAD 83(1986)- 44 16 13.76451(N) 071 18 11.75524(W) ADJUSTED PF0950 NAD 27 - 44 16 13.52700(N) 071 18 13.48800(W) ADJUSTED PF0950 NGVD 29 - 1915.90 (meters) 6285.7 (feet) LEVELING PF0950 PF0950.Superseded values are not recommended for survey control. PF0950.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. PF0950.See file format.dat to determine how the superseded data were derived. PF0950 PF0950_MARKER: B = BOLT PF0950_SETTING: 66 = SET IN ROCK OUTCROP PF0950_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD PF0950+STABILITY: POSITION/ELEVATION WELL PF0950 PF0950 HISTORY - Date Condition Recov. By PF0950 HISTORY - 1849 MONUMENTED CGS PF0950 HISTORY - 1871 SEE DESCRIPTION CGS PF0950 HISTORY - 1874 GOOD CGS PF0950 HISTORY - 1879 GOOD CGS PF0950 HISTORY - 1897 GOOD CGS PF0950 HISTORY - 1921 MARK NOT FOUND USGS PF0950 HISTORY - 1933 GOOD CGS PF0950 HISTORY - 1934 SEE DESCRIPTION CGS PF0950 HISTORY - 1943 GOOD USGS PF0950 HISTORY - 1958 GOOD CGS PF0950 PF0950 STATION DESCRIPTION PF0950 PF0950'DESCRIBED BY COAST AND GEODETIC SURVEY 1849 (TMD) PF0950'THE APEX OF MOUNTAIN MAY BE ABOUT 3/4 ACRE IN EXTENT, A MASS OF LOOSE PF0950'ROCK. WITHIN THE SPACE ARE 2 SMALL ELEVATIONS ABOUT 50 FEET APART PF0950'AND NEARLY OF SAME HEIGHT. ON THE SOUTHWESTERN ONE A DRILL HOLE IN PF0950'THE DEPRESSION OF A LARGE FLAT ROCK CONTAINS A COPPER BOLT. PF0950 PF0950 STATION RECOVERY (1871) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1871 (GAP) PF0950'A SIGNAL WAS ERECTED ON MOUNT WASHINGTON. MCDONNELLS STATION WAS NOT PF0950'RECOVERED, BUT A NEW COPPER BOLT WAS SET, NOT ON THE VERY HIGHEST PF0950'PART OF THE MOUNTAIN BUT IN A CREVICE NEAR THE SUMMIT. PF0950 PF0950 STATION RECOVERY (1874) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1874 (GWD) PF0950'IN 1868 MOUNT WASHINGTON WAS VISITED AND THE STATION FOUND, THE PF0950'COPPER BOLT IN PLACE AS IN 1860. IT IS PERHAPS 6 OR 8 FEET BELOW THE PF0950'HIGHEST POINT. BUT THERE SHOULD BE NO GREAT DIFFICULTY IN FINDING PF0950'IT. PF0950 PF0950 STATION RECOVERY (1879) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1879 (RDC) PF0950'THE POSITION IS MARKED BY 2 SEMI-CIRCLES, ONE UPON EACH SIDE OF ROOF, PF0950'THE CENTER OF THE TWO BEING 13.67 FEET FROM THE FRONT END OF PF0950'BUILDING AND 11.50 FEET FROM THE EAVES. THREE 4-INCH SCREWS ARE SET PF0950'IN THE CIRCUMFERENCE OF THE CIRCLE, FORMING AN EQUILATERAL PF0950'TRIANGLE. PF0950 PF0950 STATION RECOVERY (1897) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1897 (ATM) PF0950'THE BOLT MARKING THE MOUNT WASHINGTON STATION WAS FOUND, AFTER THE PF0950'REMOVAL OF A PORTION OF THE PLANK FLOOR OF THE OBSERVATORY, AND PF0950'CONSIDERABLE RUBBISH UNDERNEATH IT. PF0950' PF0950'THE BOLT IS COPPER, 1 INCH IN DIAMETER, PROJECTS ABOUT 1/4 INCH ABOVE PF0950'THE ROCK AND HAS A TOP IN THE FORM OF A TRUNCATED CONE WHICH IS BUT PF0950'SLIGHTLY MARRED. IT IS IMBEDDED IN A SOLID DEPRESSION (NOT A PF0950'CREVICE) OF WHAT AT FIRST APPEARS TO BE BEDROCK BUT WHICH IS PROBABLY PF0950'ONLY A VERY LARGE ROCK JUDGING FROM THE OUTSIDE APPEARENCE OF THE PF0950'SUMMIT. THE DEPRESSION WHERE THE BOLT IS LOCATED IS 2-1/2 FEET PF0950'BELOW AND ABOUT 5 FEET WNW FROM THE HIGHEST POINT OF THE ROCK WHICH PF0950'PROJECTS ABOVE THE FLOOR INTO THE OBSERVATORY. PF0950 PF0950 STATION RECOVERY (1921) PF0950 PF0950'RECOVERY NOTE BY US GEOLOGICAL SURVEY 1921 PF0950'AN ATTEMPT WAS MADE TO RECOVER THIS STATION, BUT IT WAS IMPOSSIBLE TO PF0950'FIND POSITIVE EVIDENCE OF ITS EXACT POSITION. TWO IRON PINS SUCH AS PF0950'WERE FOUND ON MT. MORIAH WERE IN PLACE AND A HOLE IN THE ROCK THAT PF0950'MAY HAVE CONTAINED THE STATION MARK WAS SEEN. THE COPPER BOLT PF0950'SUPPOSED TO MARK THE STATION WAS NOT FOUND. A LARGE WATER TANK NOW PF0950'COVERS THE TOP OF THE MOUNTAIN AND THERE IS A POSIBILITY THAT THE PF0950'SUMMIT WAS BLOWN OFF TO MAKE A SUITABLE FOUNDATION FOR IT. PF0950' PF0950'NOTE--COPIED FROM A LETTER FROM T.P. PENDLETON, U.S.G.S. DATED PF0950'AUGUST 25, 1921. PF0950 PF0950 STATION RECOVERY (1933) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1933 (HSS) PF0950'RECOVERY NOTE OF H.S. SHAW--THE STATION IS WITHIN A FEW FEET OF THE PF0950'HIGHEST POINT OF THE MOUNTAIN AND MAY BE REACHED BY A PRIVATE TOLL PF0950'ROAD ON THE E SIDE OF THE MOUNTAIN, OR BY A COG RAILROAD ON THE W PF0950'SIDE. THE ROAD, 8 MILES LONG, IS USUALLY PASSABLE FOR AUTOMOBILES PF0950'FROM ABOUT JUNE 1, UNTIL IT IS BLOCKED BY SNOW IN THE FALL, AND PF0950'THE RAILROAD IS IN OPERATION DURING THE SUMMER MONTHS ONLY. PF0950' PF0950'NEAR THE HIGHEST POINT OF THE MOUNTAIN IS A WOODEN WATER TANK, ABOUT PF0950'22 FEET IN DIAMETER AND 16 FEET HIGH, SUPPORTED ON HEAVY TIMBERS. PF0950'THESE TIMBERS REST ON THE ROCK AND ON HEAVY BLOCKS, BETWEEN TWO OF PF0950'WHICH THE BOLT CAN BE SEEN ABOUT 2 FEET UNDER THE TANK. THE BOLT PF0950'APPEARS TO BE FIRMLY IN PLACE AND A CROSS IS STILL DISCERNIBLE ON PF0950'ITS ROUNDED HEAD. A U.S.G.S. BENCH MARK, STAMPED 6284 FEET MARKS PF0950'THE HIGHEST POINT OF THE ROCK AND THE BOLT BEARS A LITTLE S OF W PF0950'FROM THE BENCH MARK, DISTANT AN INCH OR TWO MORE THAN 5 FEET, PF0950'MEASURED ALONG THE SLOPE, THE ELEVATION OF THE BOLT BEING SOME 2 PF0950'1/2 FEET BELOW THE BENCH MARK. THESE MEASUREMENTS WERE MADE ONLY PF0950'ROUGHLY, BECAUSE OF THE PRESENCE OF THE TANK. PF0950' PF0950'THE VIEW FROM THE VICINITY OF THE STATION IS OBSTRUCTED BY BUILDINGS PF0950'AND BY THE TANK, EXCEPT FROM ABOUT WNW THROUGH N TO ABOUT ENE. IN PF0950'THE GENERAL VICINITY OF THE STATION I FOUND SEVERAL IRON BOLTS, WHICH PF0950'APPEARED TO HAVE ONCE SERVED AS ANCHOR BOLTS FOR THE OLD PF0950'OBSERVATORY OR FOR OTHER STRUCTURES. AT THE TIME OF MY VISIT, JUNE PF0950'4, 1933, THE FOLLOWING BUILDINGS WERE ON THE SUMMIT--SUMMIT HOUSE, PF0950'A WOODEN HOTEL. TIP TOP HOUSE, WITH WALLS OF LOOSE STONES PF0950'AND A WOODEN ROOF, CONNECTED WITH THE SUMMIT HOUSE BY A COVERED PF0950'PASSAGEWAY. CAMDEN COTTAGE, A WOODEN BUILDING USED AS A CAMP PF0950'BY CLIMBERS. STAGE OFFICE, ALSO OF WOOD, USED BY PATRONS OF THE PF0950'AUTO ROAD AND ALSO OCCUPIED AS A METEOROLOGICAL OBSERVATORY IN PF0950'1932-3, DURING THE INTERNATIONAL POLAR YEAR. THERE IS ALSO A PF0950'GARAGE JUST BELOW THE SUMMIT. ALL THESE BUILDINGS HAVE BEEN PF0950'BUILT SINCE JUNE 1908, WHEN A FIRE SWEPT THE SUMMIT AND PF0950'DESTROYED EVERYTHING BUT THE STONE WALLS OF THE TIP TOP HOUSE. PF0950'THE OBSERVATORY, OR TOWER, WHICH WAS SITUATED OVER THE STATION FOR PF0950'MANY YEARS, IS SAID TO HAVE BEEN PULLED DOWN IN 1902. PF0950 PF0950 STATION RECOVERY (1934) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1934 (KGC) PF0950'THE COPPER BOLT MARKING THE STATION WAS FOUND AS DESCRIBED BY H.S. PF0950'SHAW IN HIS NOTE OF 1933. THE BOLT CHECKS THE DESCRIPTION OF PF0950'C.C.Y., IN 1897 THE ONLY EXCEPTION NOTED WAS THAT IS SEEMS TO BE PF0950'MORE NEARLY W THAN WNW (AS STATED IN HIS NOTE) FROM THE PF0950'HIGHEST POINT ON THE MOUNTAIN, HOWEVER, ON ACCOUNT OF THICK PF0950'WEATHER AN ACCURATE DIRECTION COULD NOT BE DETERMINED. THE PF0950'BOLT IS NOW UNDER A WOODEN WATER TANK. THE TANK IS ABOUT 22 FEET PF0950'IN DIAMETER AND 16 FEET IN HEIGHT AND IS SUPPORTED BY A CRIBBING PF0950'OF 12- BY 12-INCH TIMBERS. THE BOLT IS ABOUT 2 FEET UNDER THE NW PF0950'SIDE OF THE TANK AND A PLUMB-BOB STRING SUSPENDED OVER IT CAN BE PF0950'SEEN FROM SEVERAL PLACES ABOUT THE TANK. THE BOLT IS 1 INCH IN PF0950'DIAMETER, WITH SLIGHTLY FLATTENED HEAD AND WITH CROSS MARKS STILL PF0950'VISIBLE ON IT. IT PROJECTS ABOUT 1/4 INCH ABOVE THE ROCK AND IS IN PF0950'A DEPRESSION IN THE ROCK 4-1/2 FEET NEARLY DUE W FROM THE HIGHEST PF0950'POINT OF THE MOUNTAIN. A U.S.G.S. BENCH MARK, E1. 6284 MARKS PF0950'THE HIGHEST POINT, A SHARP-TOPPED BOULDER AS DESCRIBED BY PF0950'C.C.Y., IN 1897. THE TOP OF THE MOUNTAIN CONSISTS OF A MASS OF PF0950'BOULDERS OF VARIOUS SIZES AND AT NO PLACE IS ONE ABLE TO PF0950'DISTINGUISH SOLID LEDGE. TO PRESERVE THE CENTER OF THE COPPER BOLT 3 PF0950'STANDARD REFERENCE MARKS WERE INSTALLED, EACH ONE IN A LARGE BOULDER PF0950'FIRMLY IMBEDDED IN THE GROUND. FROM THESE REFERENCE MARKS THE PF0950'CENTER MAY BE REPRODUCED BY THE ANGLES AND DISTANCES AS SHOWN ON THE PF0950'FOLLOWING SKETCH. IT IS LIKELY THAT A MORE PERMANENT WATER PF0950'TANK MAY BE BUILT ON THE SUMMIT AND THE STATION MARK COVERED OR PF0950'DESTROYED. IN THAT CASE REFERENCE MARK NO. 3 CAN BE OCCUPIED AS AN PF0950'ECCENTRIC STATION, IF IT IS NOT POSSIBLE TO REPRODUCE THE PF0950'CENTER AND OCCUPY IT. A 25-FOOT TOWER ON REFERENCE MARK NO. 3 PF0950'WOULD CLEAR THE BUILDINGS AND TANK ON THE SUMMIT. A CLEAR VIEW FROM PF0950'THE GROUND AT REFERENCE MARK NO. 3 MAY BE HAD FROM ABOUT W TO PF0950'ENE. THE TOP OF THE TANK GIVES A CLEAR VIEW ALL AROUND THE HORIZON. PF0950'THE SUMMIT OF THE MOUNTAIN IS READILY ACCESSIBLE DURING THE PF0950'MONTHS JUNE TO OCTOBER BY PRIVATE TOLL ROAD AND COG RAILWAY. NO PF0950'TOLL WAS CHARGED FOR OUR VISIT. PF0950' PF0950'DISTANCES SHOWN WERE MEASURED WITH STEEL TAPE IN METERS. THE ANGLES PF0950'SHOWN WERE MEASURED WITH A NEW ONE MINUTE TRANSIT. PF0950 PF0950 STATION RECOVERY (1943) PF0950 PF0950'RECOVERY NOTE BY US GEOLOGICAL SURVEY 1943 (GBG) PF0950'RECOVERED AS DESCRIBED IN ORIGINAL AND VARIOUS RECOVERY NOTES. THE PF0950'REFERENCE MARKS ESTABLISHED IN 1934 WERE ALSO RECOVERED AND PF0950'DISTANCES CHECKED. A TACK WAS PLACED IN THE DECKING OVER THE TOP OF PF0950'THE TANK DIRECTLY OVER THE STATION, BUT THE POINT WAS OCCUPIED PF0950'ONLY FOR TURNING ANGLES TO THE U.S.G.S. STATION MT. WASHINGTON 2, PF0950'WHICH IS THE STEEL RADIO TOWER ON THE SUMMIT. PF0950 PF0950 STATION RECOVERY (1958) PF0950 PF0950'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1958 (WER) PF0950'THE STATION MARK AND ALL THREE REFERENCE MARKS AND THE USGS BM WERE PF0950'RECOVERED AS DESCRIBED IN THE 1934 DESCRIPTION OF K.G.C.. ALL MARKS PF0950'WERE FOUND TO BE IN GOOD CONDITION. PF0950' PF0950'DUE TO A SECOND WATER TANK WHICH HAS BEEN BUILT JUST WEST OF THE PF0950'WATER TANK MENTIONED IN THE 1934 DESCRIPTION, THE MARKS ARE NOW PF0950'USELESS. SINCE NONE OF THE MARKS COULD BE USED A MT WASHINGTON 3 PF0950'WAS ESTABLISHED AT A POINT FROM WHICH A TIE COULD BE MADE PF0950'TO THE OLD STATION. PF0950' PF0950'A TRAVERSE CONNECTION WAS MADE FROM TRIANGULATION STATION MT PF0950'WASHINGTON 3 TO TRIANGULATION STATION MT WASHINGTON 1877, DISTANCE PF0950'BEING 81.54 FEET (24.852 METERS) SOUTHEAST OF STATION MT WASHINGTON PF0950'3.