From Jan.1956 to Dec. 1957, I discoved one and uncovered the rest. I don't know if there were more.

:)

First

http://www.gunsmagazine.com/G0156.pdf

you just change the numbers representing the month/year

http://www.gunsmagazine.com/G1257.pdf

Last

Ok I didn't know the magazine is still in print. I am kinda like a pirate here so delete this if you wish.

http://www.gunsmagazine.com/1958/

http://www.gunsmagazine.com/1959/


Dang! I'm terrible I know. I can't help it. Please delete me if you see fit.