[Lighting] type "A" and "C" [showing a plan, elevation, and sections, with notes and measurements] : Proj. no. 186 / Ledlin Light Designers Inc.; dwn. by K.Y., O.K. as noted W.M., 02/05/1947

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The original collections at the Avery and the Bentley are open for research.

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Copyright is retained by the Muschenheim family. Patrons are responsible for determining the appropriate use or reuse of materials.