30 x 42 in (75 x 107 cm)
ID #101462
1950 1955 250-500 Chart 26. Light charts educational foot-candle meter industrial industry information informative institutional instructional invention inverse lenses light mirrors Original 1955 periscope product reflection refraction schools science scientific size-29-5x42 slick coating on surface; dimensions may vary slightly with each by about a 1/4 inch telescope US United States vintage poster W. M. Welch Manufacturing Company
Caution, AIDS!
USSR, c. 1980s
Aids is the Payment for Casual Sex
AIDS - For a Moment of Pleasure the Payment is Life
USSR, 1988
Lots-Kilometres 1961
France, 1961
Union Internationale Des Chemins De Fer
France, 1972
L'Allemagne Par Le Train
Germany, c. 1970
