I'm looking for more info. on my husband's lineage.

What I know...
Joseph Allain b.1849 d.1908, New Orleans
m. Anna d.1937
Their son -
Maxime Etienne Allain Sr. b.1895 d. 1949, New Orleans
m. Josephine Eshman b. 1899
Had 3 sons Joseph, Earl and
Maxime Etienne Allain Jr. b.1915 d.1963, New Orleans
m. Thelma Mae Hammond d.1949