Instruments


170 (detail)


170 170. ‡ A RARE IVORY NUREMBERG DIAL BY JOHANN GEBHART DATED FOR 1550


face 1a with universal equinoctial dial (pin gnomon missing) for common hours numbered 5-12-6 and table of latitudes; face 1b comprising a pin gnomon dial with Italian hours numbered in red from 14-24 over a string gnomon dial for common hours numbered 6-12-6, and dated ‘MDL’ in red, below is a vertical string gnomon dial for common hours numbered 5-12-7, signed along lower edge JOHANN GEBHART NO, the right edge impressed with a scale of latitudes from 0°-70°; face 2a with inset brass-lined compass bowl and pin impressed for common hours, hinged brass supporting arm in recess, lower pin dial for Italian hours marked between 10-23 and inscribed ISEX AD SXTVM CLIMA HOROLOGICVM INTEGRVN; face 2b lined in brass, faintly inscibed ‘LV’ at opening end (string and two pin gnomons missing, shrinkage cracks to left and upper right edge of face 2) -- 2¼ x 3¾in. (5.7 x 9.5cm.)


Literature: Gouk, P: The Ivory Dials of Nuremberg 1500-1700, Cambridge (Whipple) 1988 £3000-4000


170 (detail)


170 (detail)


59


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