English determination method or standard: SHA-1...
Illustrations of Indian Botany, Vol. 1 (page 40 crop).jpg...
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Quarterly journal of microscopical science (IA quarterlyjournal271887lond) (page 15 crop).jpg...
"MAP OF PEKING" in 1913 (Map of Beijing) with "REFERENCES" to specific named locations within Peking (Beijing), from- The Middle Kingdom (page 66 crop).jpg...