152 



PORTABLE WIND MOTORS APPLIED TO 



Truck. The truck is made of four large oak beams of 

 12 x 12 inches section, A A' and BB', mortised together so 

 as to form a frame 13ft. 9in. x 18 feet. This frame rests on 

 two strong girders CO' made of ashwood, under which iron 

 axles, 11 feet long, 2| x 2| inches section, are bolted. 

 Four cast-iron wheels DD', 20 inches in diameter, are 



. 97. Lucefs Motor. Side Elevation. 



