290 SURFACE GEOLOGY. 
SEcTIONS OF THE GLACIAL DrirT In NEw HaAmpsuire. 
Thickness in feet. 
LOCALITIES. Upper | Lower REMARKS. 
Till. Till 
Ashland,—2 miles east of village .......- 4 25 a. Three wells, nearly alike in mate- 
Sandwich, —Notch road...see.-seeveee 2 3 rial, about 60 feet above the base of the 
Lenticular slope at south town line. . 3 27 slope. The lower till was here underlain 
Moultonborough,—several places........++++ 2 3-5 by dark gray, loose gravel, “‘like that of 
Tuftonborough, —Fernald’s hill, lenticular a stream,’’ extending 5 feet (not pene- 
slope; resting against ledge at south- trated). "The atgest pebbles of this grav- 
FAS Tes elastase cpster iva vena forohs ba paiesasenn daa dorene 3 10-15, a. | el were 3 or 4 inches in diameter. 
Wolfeborough, —lenticular slope, 2 miles N. 
of village gaps Stoney Soojerstc eas olen AeA tose -aseSe 2-4 20-30 4. Two wells, Lower till underlain 
Near Cotton Valley station....... 4 10 by a water-bearing stratum of sand or 
Ossipee,—Fogg’s ridge, lenticular hill. } 17 fine gravel. 
Alton,—¥% mile west of Alton Bay.. 2 3 Je c. Specimens analyzed. 
Gilmanton, —several places........- I-2 10 
Sanbornton, —west of Hopkinson hill . 2 3 
Tilton,—2 miles north of village........ 2 5 
Rochester,—top of Haven hill, lenticular . 3 37 
At Walter S. Hussey’s, on south slope 
of a lenticular lillsnsc-wenscveas cinaes oie 3 20 
At J. E. Chesley’s, % mile south- east 
from last, on north slope of a lenticu- 
Var hillhso-seisssrerra as etisaveae arene 5 bey 
Strafford ,—2 miles south-east of Bow lake.. % 3 
Pittsfield, —Tilton hill, lenticular slope, rest- 
ing againt ledge at south-east ......... 1-2 20 
Loudon,—1 mile east of Hot Hole pond...... 3 5 |a@. 
Lenticular slope x mile south-west of 
Clough spon dis acscarsesneiniocarndereniiciesiceceotorive sch 5 15 ad. Very irregular in contour. 
Canterbury,—¥ mile east of centre. rt a 
rt mile Souths west of centre...... 2-5 to | a. 
Concord,—r mile north of East Concord. ‘ 2 8 
Road to St. Paul’s School. 2 3 
South-west side of Rattlesnake hill . 1% 3 
Hopkinton,—lenticular slopes on south side 
of Beech hill, at A. P. Ober’s...... 4 36 | e. e. Lower till contains occasional lay= 
C. H. & H. Merrill’s.. 1% 18 | e. | ers of sand a few inches thick. 
fs AG Ss. Johnson’ Shafiaicsspainate 2 32 
In south-west part of town......-....0.. I-2 5 
Warner,—Pumpkin hill, lenticular in form, 
with small exposure of ledge at top . 2 20 
Andover,—at west town line..............-. 2 3 J. Lower till underlain by a water- 
New London,—at Institution, upon a broad bearing stratum of gravel. 
lenticular hill.............006 ‘ 2 43 17 g. Lower till showed two or three 
¥% mile south-east from last . er 1% 26 | g. | seams of sand, 1-5 inches wide; it is un- 
Washington,—hillside south-east of i, en derlain by a softer clayey stratum, 1 foot 
pond.. 2 18 thick, resting on ledge. 
Sullivan, Harr 
DIACES sei sinareslon-eeaiens Seatac aN 14-3 5 
Swanley 17 miles south of Wilson’s pond. 2h 3 
New Ipswich,—north-west part........-..4- 1% 5 
ee north-east of village, at north | _ 
foot of 2 lenticular hill.............66 1% 4 | A. A’. Lower till underlain by 5 feet of 
Greenfield,—% mile east of Cragin pond, on stratified sand, which continues below 
ees ar ak resting against ledge the excavation. 
AEMOTED 6 :csenivvevenrsininersseioutanver nea wanranas 2% 20 
¥y mile farther east, at “north-west foot of is 
Lyndeborough mountain. ........-...5 1% 26 z. Lower till contains occasional lay- 
Bennington,—east part, on south end of a ers of sand, 1-2 inches thick. 
lenticular hill....esccceaccceee seuss 5 i% 20 | 2. Fr : 
Wilton,—north-west part, at county farm. 1% 15 : ._ Upper till contains layers of sand, 
¥% mile north-east of East Wilton : 12 ro | 7. | 3-6 inches thick. 
¥ mile west of East Wilton..........005 15 Jesssveccee| Ae 
New Boston, at S. Dodge’s, on south slope k. Upper till contains layers of sand, 
of a lenticular hill ..... ued ecdadh heatsrecea 6 10 Z. | and is underlain by ro feet of stratified 
Beard’s hill, lenticular, on its south slope. 5 15 clayey sand, which extends below the ex- 
¥y% mile east of last........ wieisialnrenys 2 4 cavation. 
¥, mile north of village, on east side ofa. 
lenticular hill............. 3 17 | wt. 2. Two wells. The upper and lower 
Cochran’s hill, lenticular, on its north” till were here separated by a stratum, 5 
SLO PC arereiaiais ox\esreranvre anomie ateiane 2 35 feet in thickness, of very compact ferru- 
At the south-east foot of Wason hill...... 9 6 ginous earth, free from pebbles. The 
Amherst ,—lenticular Mass upon Chestnut lower till contains occasional thin layers 
hill, % mile east of O. Carter’s........ 6 15 of sand. 
Goffstown, —on south slope of a jentiaules: 
hill, 2 miles north-west atom Centre.. 4 1B | 2. m, A nearly vertical seam of ferrugi- 
x mile north of TAS bnce center crane 2 3 nous sand, 1-1% feet wide and ro feet 
Stratham,—top of lenticular hill, 1 mile west long, was exposed i in this lower till. 
of Rollins hill. .ccccccccccecuvcueuuces 3 40 
