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Rufus L. Howard
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Rufus L. Howard
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Name/Title:
Patent Model - Improvement in Steam-Engines
Maker and role:
Erhard Schlenker (b.1835, d.1887), Patentee, Rufus Howard, Assignee, Gibson Howard, Assignee
Production date:
Aug 11 1874
Object number:
61.47.674
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