Difficulties in China of the Central Asiatic Expedition of the American Museum of Natural History9
9. Continued from Foreign Relations, 1929, vol. ii, pp. 841–853.
[648] Memorandum by the Minister in China (Johnson) of a Conversation With the Chinese Minister for Foreign Affairs (C. T. Wang)
[Nanking,] February 27, 1930.
031.11 American Museum of Natural History (4th Asiatic)/91
[649] Memorandum by the Minister in China (Johnson)
[Nanking,] May 1, 1930.
031.11 American Museum of Natural History (4th Asiatic)/92