256 FARM MACHINERY 



tioned, as the styles of springs, spring bars, box loops, 

 etc., but it is not deemed wise to take up space. 



364. The painting of a buggy is of great importance 

 and should be done only by an expert. Several coats of 

 filler should be used, and between coats it should be 



FIG. l86 A COMPRESSED FIG. 187 A SARVEN 



WHEEL HUB WHEEL HUB 



well sandpapered. In all, there should be 20 to 24 coats 

 applied. It is stated that the varnish for the body should 

 be first-grade copal, and for the gears second-grade copal, 

 which should be very carefully rubbed between coats and 

 the final coat should be rubbed with the palm of the 

 hand. 



SLEDS 



365. Utility and selection. Sleds were the first means 

 of conveyance known to man, and among the uncivilized 

 they are still the only conveyance. There has probably 

 been as great a change made in the sled as in the wagon 

 since man commenced to improve his machinery. 



Due to the variety of work required of sleds and the 

 climatic conditions, there is almost invariably a different 

 type of sled required in every locality. In heavily tim- 

 bered countries where there is an extended season of 

 snow, sleds are made with as much care as wagons, while 



