38 
Ninth. Block-plane first end to knife lines. 
ELEMENTARY WOODWORKING 
If the second line 
is more than an eighth of an inch from the end of block, 
saw to the knife line with backsaw, and block-plane smooth 
and square. 
(er me 
Laie (ere 
us 
a 
or TS 
KARE 
A 
Fic. 50. Successive Steps in lay- 
ing out and making a Middle 
Lap Joint 
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. 
First. Square up stock, leaving 
ends rough. 
Second. Lay off the length of each 
piece, in this case 44 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 and half- 
way down on both edges. 
Sixth. Measure length of lap on No. 2, square the line across 
bottom and halfway up the sides. 
lines 22 from working face. 
Gauge the horizontal 
