United States clock and watch patents, 1790-1890 : the record of a century of American horology and enterprise.
- Title:
- United States clock and watch patents, 1790-1890 : the record of a century of American horology and enterprise.
- Author:
- Eckhardt, George H.
- Call Number:
- 608 E19
- Publication Information:
- New York : [s.n.], 1960.
- Physical Description:
- 231 p. ; 22 cm.
- Subjects:
- Patents. , Clocks and watches. , Sundials.
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