Name/Title:
Patent Model - Improvement in Flour-Bolts
Maker and role:
Gaspar Richey, Patentee, Oscar Hadley, Assignee, Loyal Knappen, Assignee, William Stuart, Assignee, Gaspar Richey, Assignee
Production date:
Oct 22 1878
Object number:
2015.14.2719a,b
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