User contributions for 128.91.159.42
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3 December 2018
- 20:2020:20, 3 December 2018 diff hist +127 N Hekto-Printer gelatin transfer duplicator Created page with "Hekto-Printer gelatin transfer duplicator, by Heyer, Inc. https://franklin.library.upenn.edu/catalog/FRANKLIN_9977255992003681"
- 20:1320:13, 3 December 2018 diff hist +1 Early Duplicators No edit summary
- 20:1320:13, 3 December 2018 diff hist 0 Early Duplicators No edit summary
- 20:1220:12, 3 December 2018 diff hist −1 Early Duplicators No edit summary
- 20:1220:12, 3 December 2018 diff hist +28 Early Duplicators No edit summary