334 Wea?- and Tea)- of Agricultural Steam- Engines. 
1861 ; the average quantity of coal, costing 18.'^. per ton, used 
for the former was 8f cwt., and for the latter Ih cwt. 
Expense of a Days Threshing hy Single-Blast Machine, estimating the 
Engine to he used ' on the farm once a-week, and the Machine thirty 
days a-year. 
Crop of 18C)0 (a wet harvest) : — 
Tteaped wheat, 40 quarters, at Is. S)d. per quarter. 
Mown ditto 38 „ 2s. IJ'i. „ 
Barley 33 „ 2s. Zld. 
Oats 50 „ Is. Id. „ 
Crop of 18G1 (a fine harvest and average crop) : — 
Reaped wheat, 52 quarters, at Is. (\hd. per quarter. 
Mown ditto 40 „ Is. M. ,, 
Barley 40 „ 2s. „ 
Oats 55 „ Is. 5i(7. 
Details of Cost hy Single-Blast Machine when worhed in the Field, and 
Straw left studied on the spot. 
s. d. 
1 engineer 3 6 
1 feeder 3 G 
2 to supply, &c 3 0 
3 on stack (5 0 
1 to shake straw 2 0 
1 to pitch ditto 2 0 
3 to stack ditto 6 0 
1 carting water and coal 14 
1 horse ditto 2 (> 
2 men to load and can;v corn 4 0 
1 to drive 0 U 
1 horse 2 G 
3 to move and carry chair and cavings to barn .. .. 2 G 
1 horse ditto 2 (> £ s. 
2 2 1 
Depreciation and repairs of engine, supposing it to be used on 
the farm once a week .. 0 14 2 
Depreciation and repairs of machine, 30 days a-year — with say 
3/. a-year for driving-strap and waterproof covers .. .. 0 16 1 
Oil and^T-J cwt. of coal 0 8 G 
£4 0 10 
Cost of Tlireshing with Douhle-blast Machine. 
£ s. d. 
Labour as in the case of the 7-horse power single-blast machine 2 2 1 
Depreciation, &c., of an 8-horse power engine 0 15 3 
Depreciation of machine 12 1 
Oil, and 8J cwts. of coal 0 10 0 
£4 t» 5 
