Have you checked with the Museum of the City of New York?
Avivah R. Z. Pinski near Philadelphia, USA
Researching: Zuchman in Sarnaki, Karczew, and Warsaw Poland Rubinsztejn in Sarnaki, Poland Reznik in Drohiczyn, Siemiatische, Poland Sondak in Vitebsk, Belarus and Rehitza, Latvia