--On his 1918 Nat. Petition - link above - while a Soldier as Jacob Kramer -- born 22nd January 1895 in Russian Poland Serai Sub. Gub. -
--On WWII Draft Reg. - link above - as Jacob Kramer - age 47 - born Jan. 27, 1895 in Sheryai Russia - Gussie Kramer is person who will always Know, address same as family on 1950 Census -
Both give birth in Jan. 1895 - one Jan. 22, the other Jan. 27
And I think both are giving the same place of birth but with different spellings.
On his 1920 Marriage Record as Jacob Kramer - age 24 - born Suwalk Russia - Father: Benjamin - Mother: Ida Leshkofsky
On 1930 Census age 34, self and parents born Russia
On 1940 Census age 45 born Russia
On 1950 Census age 55 born Russia