Oh my goodness! I can't believe you found them!  I've been using Ancestry and EllisIsland without any luck. Am still learning to use familysearch. Now I know that I've got to make that a priority.
I am eternally grateful to you.
--

Nancy Summers

Maryland, USA
ps: my family lived in Princeton Jct. for many years; I'd love to chat with you about Princeton. will message youprivately.

 

FINKELSTEIN, BOOKSTEIN, KOENIG/SUKOENIG, LUSMAN, GOLDINER, SAGORODER/ZAGORODER (Radziwillow, Belarus/Ukraine; Ostrog, Poland/Belarus; Warsaw, Poland; Wolinsky, Russia/Ukraine)

LISS / ALPER  (Motol, Russia/Belarus)

LEAF / LIFSCHITZ ( Rechitsa, Belarus)