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0) BULLETIN 91, U. S. DEPARTMENT OF AGRICULTURE. 
TaBLE XII.—Cost of stumping tract No. 12.) 
Cost. 
tient Days em- 
; ployed. 
Perdiem.} Total. — 
Pulling, cleaning, and tipping stumps: 
ZNO ZAGAV SCAG. ep ten see ee Re Oe eee eee eee 48 $1.75 $84. 00 
ZIMen withybeams. 124 CaySiea Cis yen ee Se eee ny ea sh ee 48 4,50 216. 00 
Use of machine: ta2 3. . peas hss th See bee ee RU OEE ee ie 24 1.50 36. 00 
Piling and) buring (estimated) 2 ees eae ee Be eee ee eee ee 432.00 
PO Gal as ee has EF ae Ra tec ea te ee ne ee a A CORON | ane ee 768. 00 
ASV CIALC PEL aClOner. mS See ee oe eee eee ee ae ee Re Pope ees sat eee yee eee 19. 20 
Average per stump:.......-...-- eR P ETS Pied, ol eee ty OS Bee oe eee | Bee | es . 32 
1 Stumped in the spring of 1913. 
TRACT NO. 13. 
Tract No. 13 contained 20 acres of practically level pasture land 
having a sandy, and in places a gravelly, surface soil. The subsoil 
was generally below 
root depth. This 
land had been logged 
25 years before. 
There were no logs 
or underbrush. The 
outfit used was a tri- 
pod stump puller. 
Stumps to the 
number of 1,293 were 
pulled, piled, and 
burned at a contract 
price of $500, or 38.7 
centsperstump. By 
means of the tripod 
Fic. 10.—Tripod stump piler (at left) and tripod stump puller (at piler shown in figure 
Sane 10 all these stumps 
were put into four piles. The stumps were pulled in November, 1912. 
The sizes of 98 white-pine stumps selected at random and meas- 
ured on this tract were as follows: 12-inch, 6; 14-inch, 8; 16-inch, 
8; 18-inch, 5; 20-inch, 10; 22-inch, 16; 24-inch, 16; 26-inch, 11; 
28-inch, 5; 30-inch, 8; 32-inch, 2; 34-inch, 1; 38-mch, 2. The 
average diameter was 23.2 inches. 
Several other owners in this neighborhood had contracted to have 
stumps pulled, cleaned, and tipped for 25 cents each. The general 
clearing conditions on these contracts were the same as for tract 
No. 10. 
TRACT NO. 14. 
Tract No. 14 contained 7.4 acres of very gently rolling pasture 
land, having a loose, sandy-loam soil. The outfit used was a tripod 
