Experiments and observations on electricity : made at Philadelphia in America /
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| Format: | Book |
| Language: | English |
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| Item Description: | Volume 2 title: Supplemental experiments and observations on electircity [sic.] part II. Made at Philadelphia in America by Benjamin Franklin, esp; and communicated in several letters to P. Collinson, esq; of London, F.R.S. Microfilm. Ann Arbor, Mich., Xerox University Microfilms, 1974. 1 reel. 35 mm. (American Culture Series, reel 626.1) Microform. |
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| Physical Description: | 2 volumes (108 pages) : plates. |