--On her NY 1910 Arrival Manifest as Chana [Szislew] - age 11
--On 1924 Marriage Record as Anna Seigel -- age 24 -- born Russia -- Father: Sam Seigel - born Russia -- Mother: Not Known - born Russia
--On 1940 Census as Anna [Greenberg]- age 40 - born Poland
--On 1976 Death Notice as Anna Greenberg age 80
Why change first name from Anna to Ana
and birth from circa 1900 to exactly 1898 ?