SUPPLEMENTARY PROJECTS 



93 



making lines with straight-edge and pencil defining these 

 edges. 



4) Bore holes for metal fittings. 



5) Secure in stock, or forge out the tug hooks and bolts to 

 fasten same to wooden parts ; also the iron straps to fasten the 

 singletree and doubletree together. 



6) Attach metal fittings. 



77. Wagon Jack (Figs. 133 and 134). 



FIG. 133. Wagon jack. 



FIG. 134. Another type of wagon jack. 



1) Secure hickory, strong, straight-grained oak or other 

 tough wood in following dimensions: 



2 pieces 7/8" x 5" x 2' 2" S2S, uprights. 

 2 pieces 7/8" x 4" x 2' 6" S2S, base strips. 

 1 piece 7/8" x 3" x 2' 6" S2S, handle. 

 1 piece 7/8" x 4" x 5" S2S, block at bottom between 

 uprights. 



2) Saw and plane each piece of stock to shape and dimen- 

 sions, as shown in Figs. 133 and 134. 



3) Bore series of 5/8" holes 2" apart, beginning 12" from 

 end of handle, each with center 1/2" from upper edge of han- 

 dle. 



4) Saw notches, as indicated in Fig. 133, saw-cut in each 

 case meeting outer surface of bored hole. 



