110 



ABC OF THE STEEL SQUARE 



the outside edges of the square, cutting the 

 gauge line. Repeat this process four times, 

 marking the ends, and you have the length and 

 bevels. Square over at each end from the gauge 

 line and you have the toe of the brace. The 

 lines ss, Fig. 72, show the tenons left on the 

 end of the braces. 



Fig. 73. 



The cut at Fig. 73, shows the brace in posi 

 tion, on a reduced scale. The principle on which 

 the square works in the formation of a brace 

 can easily be understood from this cut, as the 

 dotted lines show r the position the square was in 

 when the pattern was laid out. 



It may be necessary to state that the "square,'" 

 as now arranged, will lay out a brace pattern 



