Statement

In September 1919, Joseph Seff warned that 6 million souls in Ukraine and Poland were in peril.

References

1. p. 382

   supports · main text · ch. 13

   Efron, Lehmann and Weitzman. The Jews: A History. 3rd edition. New York and Abingdon: Routledge, 2019.

   Verification anchor recorded · checked against the page text