Cite

Plastic stencils, French curves, and triangle

MLA

Steinberg, Saul, 1914-1999. Plastic stencils, French curves, and triangle. Box 60, folder 1100. undated. https://collections.library.yale.edu/catalog/32455023.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 60, folder 1100"])(undated)[Plastic stencils, French curves, and triangle]. https://collections.library.yale.edu/catalog/32455023.