John Wolff's Web Museum - Slide Adding Machines
By A Mystery Man Writer
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References Smithsonian Institution
P.S. Art 2021: Student Artworks - The Metropolitan Museum of Art
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John Wolff's Web Museum - Monroe
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VADS - online resource for visual arts - VADS - online resource
Context: Saggart Paper Mills. Machine House.
John Wolff's Web Museum - Slide Adding Machines
References, Page 5
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