This is an original letter from Eva Dunlap to Dr. Emma sent from Shanghai....not dated but believed to be from 1937 or 1938. Eva Dunlap along with her Doctor husband Albert were medical missionaries in China for almost 40 years..For their biography go here:
https://medium.com/@mordanmailbox/china-and-the-world-have-some-interesting-history-in-the-game-of-negotiations-trade-or-6cb9dc2893fc
Price: $95.00
