Image: Hevelius-Quadrant
Size of this preview: 418 × 599 pixels. Other resolutions: 167 × 240 pixels | 480 × 688 pixels.
Original image (480 × 688 pixels, file size: 74 KB, MIME type: image/jpeg)
Description: Hevelius' quadrant. German subtitle says (Peter) Crüger's large azimuthal quadrant, completed by Hevel, according to Hevel's Machina coelestis
Title: Hevelius-Quadrant
Credit: Scanned from Geschichte der Astron. Messwerkzeuge (1907) by J. A. Repsold († 1919).
Author: The original uploader was Rivi at German Wikipedia.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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