Ryfka Kosower
F, b. 10 June 1909
| Father* | Lejbko Kosower b. 10 Mar 1889 |
| Mother* | Leja Kosower b. 1883, d. 24 Mar 1940 |
Ryfka Kosower was born on 10 June 1909 at Andrzejewo, Ostrow, Lomza. She was the daughter of Lejbko Kosower and Leja Kosower.
She immigrated on 23 July 1929 to Ellis Island, New York, as Riwke KOSOVER, 20; born Jedrzejow; last residence Ostrow; closest kin grandmother Chawa KOSOVER, Ostrow; en route to father Leib GROSSMAN, 342 Cherry Street, NYC. She appeared on the census of 18 April 1930 at 450 Grand Street, New York, New York, as Ruth GROSSMAN, 20; shoes.
She immigrated on 23 July 1929 to Ellis Island, New York, as Riwke KOSOVER, 20; born Jedrzejow; last residence Ostrow; closest kin grandmother Chawa KOSOVER, Ostrow; en route to father Leib GROSSMAN, 342 Cherry Street, NYC. She appeared on the census of 18 April 1930 at 450 Grand Street, New York, New York, as Ruth GROSSMAN, 20; shoes.