Compton, Alfred G. (Alfred George), 1835-1913 · New York : J. Wiley & Sons · leaf 138
ou are not cut- ting anywhere too deep. Having made one face as straight and smooth as possible, and free from winding (AVood-working, page 54), apply the tem- plate repeatedly to this while working the next face, so as to give the next the proper inclina- tion to this. When the tw^o faces adjacent… … Fig. 68. applying the template, it is of the utmost impor- tance that both arms of it should be exactly per- pendicular to the edge of the prism which lies be- tween them ; otherwise you w'ill make the angle of the prism too obtuse. Very close attention to this is absolutely necessary, as is also…
Metal-work
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
