172 



I'];A\VIN<, \M. i- 



111 place relatively t.. ..n,- another just as they would 

 be when in IIHI-. will 1., 



drawings in which the si-\i-ral part* are 



pn it. i 



Three views arc rajunvd. vi/.. : 

 A front elevation as s . n \\h.-n loo 



in a diriTtimi j.aialK-1 to t! i the 



shaft. In this the left-hand |H>rtinn 

 pim-d to show a si-ction thioii-h tin ntifs 

 >f tin- Imlt-lniK-s, and tin- iiu'lit hand ]> 



\ j.lau. tlu- h-ft-haml |>.rtion <.f whit h is 

 iv. I n in-. 1 t> show a section through tin- 

 ;,'..i49. "f the shaft, thr n^ht-hand |.oi-tion ! 



di- view ; and 



An riitl ch -Nation, which is iv|imvd t., In- an . 



Scale, full six 7" 



FIG. 160. 



