Radio Engineers Pocket Book 2nd Edition, 1941
By F.J. Camm  
Chemical Publishing Co.
This is a great book to start with, but the previous owner (Henry Grenier) was meticulous and tabbed important sections and included several notes. This was quite special, especially during the WW 2 era!!
6 3/4" Tall and 4 1/2" Wide
Very good condition