FERCHEL, JOSEPH |
Germany, fl.1841-47, MIM |
Equatorial Sundial = Drecker; Sundial, 1847 = DEU; Instrument = NYM; Geared Sundial = P. and S. 5/19/1896 = OXF. |
geared sundial invented by A. Zimmerman (P. and S.); Gunther said the opposite; may be the Ferchel in Strebin und Ferchel, which see. |
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Evans 1; Gunther 6; RSW. |