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
Le Mans
U.S.A,1971
62ème Grand Prix de France de Formule 1
France, 1976
Trésors du Grand Siècle: Louis XIV
France,1957
Les Sanguines du Musée de Valence
France, 1969
Brassaï
France,1936
Emanuel Handmann
Switzerland,1962
