38 



ELEMENTARY WOODWORKING 



No.l 



Ninth. Block-plane first end to knife lines. If the second line 

 is more than an eighth of an inch from the end of block, 

 saw to the knife line with hacksaw, and block-plane smooth 

 and square. 



^a The above method should 



always be followed in pre- 

 paring stock for laying out 

 the exercise. 



23. Laying Out. Let it be 

 assumed that the exercise to 

 be executed is the middle lap 

 joint shown at A, Fig. 50. 



t No.2 I' J 



A^ 



-Tft 



X 



Tf 



First. Square up stock, leaving 

 ends rough. 



Second. Lay off the length of each 

 piece, in this case 4-^ inches, 

 with an eighth of an inch 

 between for sawing, as at a. 



Third. Square all the lines 

 around four sides. 



Fourth. Saw to end lines and 

 block-plane ends. 



Fifth. Lay off width of opening 

 in piece No. 1 and square 

 lines across face arid half- 

 way down on both edges. 

 Sixth. Measure length of lap on No. 2, square the line across 

 bottom and halfway up the sides. Gauge the horizontal 

 lines II from working face. 



Fig. 50, Successive Steps in lay- 

 ing out and making a Middle 

 Lap Joint 



