Japanese Maps of the Tokugawa Era

Heitengi Iwahashi, Yoshitaka


Cover attached; title from cover. The northern hemisphere is the central part of a volvelle (a movable astronomical diagram). Supplement to: 平天儀図解 Heitengi zukai (Explanation of the planisphere of heaven). Koryōdō is Iwahashi's nom de plume. Map on right side and text on left side of the sheet. Azimuthal equidistant projection.

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