Notes for AVRAHAM ROMAN LANDAU:

Son of Szacha and Hinda (Margulies) Landau.
Born: August 16, 1887 in Krakow, Poland (then Austria).
Died: 1972 in San Paulo, Brazil.
Married: Felicja "Lea" Rakower January 21, 1913 in New York.

NOTE: He and Felicja were 1st cousins once removed.