Patent model for printing films: Museum Object and Cultural History
Patent model for printing films: date made: ca 1879. patent date: 1879-04-22. maker: Day, Jr., Benjamin Henry.
The object in the museum catalogue
This patent model demonstrates an invention for Day's shading medium, an important tool in chromolithography and later in other kinds of commercial illustration. A flexible glue sheet, cast from the surface of a plate ruled with parallel lines, was inked and then pressed over an image to shade it. The invention was granted patent number 214493. The model consists of a very fragile pack of samples.
Materials, dates and provenance
- date made: ca 1879
- patent date: 1879-04-22
- maker: Day, Jr., Benjamin Henry
- Object Name: manufacture, printing films
- Object Name: Film, Printing
- Object Type: Patent Model
- Physical Description: metal (overall material)
- Physical Description: wood (overall material)
- Physical Description: paper (overall material)
- Measurements: overall: 9 cm x 12 cm x 5 cm; 3 9/16 in x 4 3/4 in x 1 15/16 in
- ID Number: GA.89797.214493
- accession number: 089797
- patent number: 214493
- catalog number: GA*89797.214493
- Data Source: National Museum of American History
Sources and reuse
Catalogue descriptions and facts adapted from National Museum of American History through the Smithsonian's official Open Access dataset. This record explicitly marks its metadata CC0 1.0; formatting and selection have been changed. The displayed image also has an explicit CC0 designation.
Sources
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