488 The Trials of Threshing Machines at Boncasier. 
! Area 
N o p M 
v.^ 5s lb cs o 
O-ffq — 1 ^ M 
o 
Stroke 
O M ^ >q 
II II II 11 II 
^ O p o o 
1 
ft. in. 
4 2 
4 2 
3 9-5 
4 0 
1 
1 
1 
Stroko Length 
a o a> o o i-H 
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. tft ^ o <n 
,4^ t- ^ ^ »« r-* 
^ CO ^ M 
II II II II 11 
W3 p O O O 
T}< kO OS t4 
W o 
2 cranks 
2 cranks 
2 cranks 
1 crank 
2 cranks 
1 
Beaters 
8 Goucher 
8 Grays 
8 Grays 
8 Goucher 
8 Goucher 
1 
Revolutions 
minute 
1,000 
1,065 
1,018 
1,032 
I 032 
1,029 
Leugth 
.M ^ >A lA u» 
^ ^ Tf< T« 
1 
Diameter 
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O IN N « 
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1 
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t.- 5 = 
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