File:全圖簡明算法指掌封面插圖.png

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全圖簡明算法指掌封面插圖.png ‎(204 × 248 pixels, file size: 61 KB, MIME type: image/png)

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Summary

Description
中文：萬國書局《全圖簡明算法指掌》封面插圖
Date in the early years of the 20th century
Source [1]
Author 萬國書局

Licensing

Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.

This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Date/TimeThumbnailDimensionsUserComment
current16:14, 4 November 2019Thumbnail for version as of 16:14, 4 November 2019204 × 248 (61 KB)DavidzdhUser created page with UploadWizard

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