Folder 7.19
Container
Contains 13 Results:
Diagram/formulas: "Safety Factors ..."; 205A-128 on reverse, no date
Item — Multiple Containers
Dates:
no date
Diagram/formulas: "Approximate/Exact"; 205A-129 on reverse; 3 x 3" slide print, no date
Item — Multiple Containers
Dates:
no date
Diagram/formulas: "Approximate/Exact"; 205A-129 on reverse; 4 x 5" slide print negative, no date
Item — Multiple Containers
Dates:
no date