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
Standard Class 2 2-6-0 Engine
Great Britain, c. 1950s (?)
The Era of Antibiotics
United States, c. 1950s
The Development of Chemotherapy
Revue Generale Des Chemins de Fer
France, c. 1940s (?)
Dans Votre Ville La S.N.C.F. Livre Gratuitement À Domicile
France, 1947
Emprunt Pour L'Équipement de la SNCF Souscrivez
France, 1953
