Sold Chart 9 Oxygen And Hydrgen

W. M. Welch Manufacturing Company
30 x 42 in (75 x 107 cm)
ID #101458


1950 1955 250-500 air Chart 9. Oxygen and Hydrgen charts chemical combustion educational fire flame heat hydrogen industrial industry information informative institutional instructional invention medium Original 1955 oxygen product schools science scientific slick coating on surface; dimensions may vary slightly with each by about a 1/4 inch temperature US United States vapor vintage poster W. M. Welch Manufacturing Company water

More from $250 to $500