IFcar and Tear of Af/ricultural Steam-Eiigines. 321' 
lable showing the probable Cost of Repairs and Depreciation for portable 
Steam-EngiiH's. 
X K' I'aC' -p 0 w c r. 
Price 
Suppospil 
Villi! ft in 
V 111 utr 111 
10 Years. 
Amount of Depreciation 
iiiiil Interest per .Ajimiiii lor 
10 Years. 
Amount of 
Ilepairs per 
Annum for 
]u Years. 
£. 
£. £. s. £. s. 
£. s. 
4 
165 
30 
17 10 + 1 10 = 19 0 
10 0 
5 
180 
30 
19 9 + 1 10 = 20 19 
10 0 
G 
200 
35 
21 8 + 1 15 = 23 3 
11 0 
7 
215 
40 
22 12 + 2 0 = 24 12 
11 0 
8 
230 
40 
24 13 + 2 0 = 26 13 
11 10 
10 
290 
50 
31 2 + 2 10 = 33 13 
13 10 
Charge for Engine-Shed, 2/. 5s. 
Cost of Eejxcirs and Depreciation for fixed Horizontal Engines. 
Horso-power. 
Price. 
Supposed 
Viihie in 
30 Years. 
Araouut of Depreciation 
and Interest per Annum for 
30 Years. 
Amount of 
Repairs per 
Annum for 
.'iO Y'ears. 
£. 
£. 
£. s. £. s. £. s. 
£. s. 
4 
120 
30 
5 16 + 1 10 = 7 6 
4 10 
IGO 
35 
8 2 4- 1 15 = 9 17 
5 0 
8 
200 
50 
9 14 + 2 10 = 12 4 
5 13 
10 
240 
00 
1116 + 3 0 = 14 16 
5 13 
12 
280 
70 
13 12 4-3 10=17 2 
6 0 
IJent of Buildings, 9/. 
Repairs and Depreciation of Portable Threshinr/ Machines. 
Mr. Willsher's eight-horse-power finishing machine, bought in 
1856, has cost : — 
185G. £. s. d. 
October. Straps and thcmcis 086 
1857. 
Xov. 27th. New bras.scs £0 13 0 
December. Straps 0 6 10 
• 10 4 
1858. 
ISToveniber. Machine ovcrbaiiled, new brasses, and straps .. 2 15 9 
1859. 
August. Machine overhauled, nearly all new brasses, new 
straps, and repairs G 18 
1860. 
April. Straps and brasses 3 10 
Midsummer. Thorough repair, new beaters, new con- 
cave, new shaker and spindle-.screen, 
spindle, brasses, &c., straps, and 
painting 31 10 0 
34 11 0 
9Z. 2s. %d. a-year for five years. £45 13 7 
