A US Treasury representative in China during WWIl.
Resigned from the Treasury Department after being identified as a Soviet spy by Soviet defectors in 1950.
Adler resided in China from the 1960s to his death, working as a translator and economic advisor.
Solomon Adler - Wikipedia
“This Day in Jewish History | 1994: British Economist and Alleged Traitor Dies in Beijing” - Haaretz (2016)
"Sol Adler, a soulful friend" - ChinaDaily.com.cn (2009)