The SciencesMay 1, 1947
Telescoptics, May 1947
A Monthly Department for the Amateur Telescope Maker
Stories by Albert G. Ingalls
The SciencesApril 1, 1947
Telescoptics, April 1947
A Monthly Department for the Amateur Telescope Maker
TechnologyMarch 1, 1947
Telescoptics, March 1947
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsFebruary 1, 1947
Telescoptics, February 1947
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsJanuary 1, 1947
Telescoptics, January 1947
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsDecember 1, 1946
Telescoptics, December 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsNovember 1, 1946
Telescoptics, November 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsOctober 1, 1946
Telescoptics, October 1946
A Monthly Department for The Amateur Telescope Maker
Space & PhysicsSeptember 1, 1946
Telescoptics, September 1946
A Monthly Department for the Amateur Telescope Maker
The SciencesAugust 1, 1946
Telescoptics, August 1946
A Monthly Department for the Amateur Telescope Maker
The SciencesJuly 1, 1946
Telescoptics, July 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsJune 1, 1946
Telescoptics, June 1946
A Monthly Department for the Amateur Telescope Maker
The SciencesMay 1, 1946
Telescoptics, May 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsApril 1, 1946
Telescoptics, April 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsMarch 1, 1946
Telescoptics, March 1946
Space & PhysicsFebruary 1, 1946
Telescoptics, February 1946
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsJanuary 1, 1946
Telescoptics, January 1946
A Monthly Department for the Amateur Telescope Maker
The SciencesDecember 1, 1945
A Century of Scientific American
Founded as a Serious Newspaper for All Americans Whose Interests Were Scientific, Mechanical, and Inventive, Scientific American Grew up with America's Great Age of Invention and Took Prominent Part in that Age. Its Main Aim Has Always Been to Report Technological Progress, Especially as it May Affect Industry
Space & PhysicsNovember 1, 1945
Telescoptics, November 1945
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsOctober 1, 1945
Telescoptics, October 1945
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsSeptember 1, 1945
Telescoptics, September 1945
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsAugust 1, 1945
Telescoptics, August 1945
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsJuly 1, 1945
Telescoptics, July 1945
A Monthly Department for the Amateur Telescope Maker
Space & PhysicsJune 1, 1945
Telescoptics, June 1945
A Monthly Department for the Amateur Telescope Maker