- Date Issued
- Creation Date
From a Japanese survey in 1931
Relief shown by contours and spot heights; depths shown by soundings and isolines
Polygon: 32.666667,128.733333 32.666667,128.944444 32.548611,128.944444 32.548611,128.733333 32.666667,128.733333
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- Local Attribution
Special Collections & Archives, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/sca)
1st edition, No. 6361
Public Domain (US)
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