Wilson et al.] PENNSYLVANIA. 69 
Feet. 
Starners station. 1.5 miles south of, 1 mile north of Idaville station; be- 
tween trestles Nos. 1 and 2, spike in stump 904. 92 
IDAVILLE, VIA YORK SPRINGS AND DILLSBURG, TO MECHANICSBURG. 
Idaville, P. L. Houck's house; in east side of, bronze tablet, marked " 805 
HARRISBURG 1900" . ..! 805.101 
Gargol.at intersection of crossroads; three nails in root of white oak.. 792.69 
York Springs, brick hall at; in southwest corner of, bronze tablet, marked 
" 007 HARRISBURG 1900" _. 606.599 
Deardorffs Mills, at intersection of crossroads at; spike in root of locust 
tree 512.64 
Bermudian, A. L. Powell's house; northeast corner of top stone step of, 
chisel marked + ... 500. 32 
Big Dam, crossroads at; corner stone at southeast corner of. chisel 
marked □ 489. 51 
Franklintown, United Brethren Church; south end of step, top of iron 
support of foot scraper 696. 65 
Dillsburg, brick schoolhouse; in southwest corner of , bronze tablet, 
marked "613 HARRISBURG 1900" 613.197 
Williams Grove, station, 500 feet north of; on east side of railroad track, 
point on stone _. 439.12 
Mechanicsburg, 1 mile south of, bridge at post No. D-10-3; spike in 
top of _. 429.04 
Mechanicsburg, brick high school; west side of, at right of front en- 
trance, bronze tablet, marked "456 HARRISBURG 1900" 455.855 
MECHANICSBURG TO CARLISLE. 
Hogestown. 0.5 mile west of; spike in butt of telephone pole 425.84 
New Kingston, Dr. Faulk's house; curbstone in front of, chisel 
marked + 453.48 
Middlesex, east end of; spike in stump of telegraph pole 425.30 
Carlisle, 1 mile east of ; opposite Indian school; south side of pike, point 
of rock 452. 79 
MOUNT HOLLY TO WILLIAMS GROVE. 
Boiling Springs, 0.5 miles west of. opposite whistle post; spike in butt of 
telephone pole , ... 489.66 
Lidighs station, 0.33 mile east of: bridge, right side of track, capstone of 
abutment of, chisel marked 451 . 84 
Mercersburg and Chambersburg Quadrangles. 
The elevations published in the following list are based directly 
upon two bencli marks of the United States Coast and Geodetic Sur- 
vey. One at Chambersburg, p a ,., marked by the letter "N" cut on 
pedestal al base of the northernmost pillar of the front of the court- 
house, and one at Greencastle, designated XXXI, and marked by the 
center of a cross cut in a stone in the front w T all of the Cumberland 
Valley Railroad station. The elevation of the former has been 
accepted as 620.497 feet above mean sea level, and that of the latter 
588.402 feet. These are the adjusted elevations from Appendix 
