General & OtherBlank reduction forms for line of position observations, Marc St. Hilaire method, by G.C. ComstockGeorge C. Comstock![Blank reduction forms for line of position observations, Marc St. Hilaire method, by G.C. Comstock]()
Blank reduction forms for line of position observations, Marc St. Hilaire method, by G.C. Comstock
George C. Comstock
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“Blank reduction forms for line of position observations, Marc St. Hilaire method, by G.C. Comstock” by George C. Comstock: a public-domain book in “General…
Catalogue details
- Author
- George C. Comstock
- Category
- General & Other
- Language
- English
- Source
- HathiTrust