I am looking for any information on my grandparents

Grandmother: Marion (TYLER) Regelin
Died in 1934
Not sure of where or when she was born

Grandfather: William C. Regelin jr
Born in 1908
Died in 1938

They lived in Buffalo, New York
They had 3 children
Joan DOB 12-31-1931
Lawrence DOB 5-12-1932 (My Dad)
Marion 6-23-1934

Any information would be great. Thanks in Advance,
Melissa Regelin-Sweetman