SPECIAL COLLECTIONS BROADSIDES--U.S. Clemens, Melville, firm, Boston.
SCbH Clemens' universal shaft coupling ... -F869  [CBoston, 1869] 325 broadside. 28x21.5cm.
From a collection of fliers distributed at the Massachusetts Charitable Mechanic Association's Eleventh Triennial Exhibition, 1869.
1. Couplings (Machinery )--Catalogs. 2. Advertising fliers--Massachusetts--Boston. 3. Broadsides--U.S.
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