1930 US Census, 2121 Edison Ave., Granite City, Madison Co., IL, April 7, 1930
Evanoff, Constantin, head, renter, age 40, age when first married 30, born in Yugoslavia, parents born in Yugoslavia, immigrated in 1925, naturalized, printer.
Kalinka, wife, age 30, age when first married 20, born in Yugoslavia, parents born in Yugoslavia, immigrated in 1929, alien
Alexander, son, age 8, immigrated in 1929
Stephan, son, age 5, immigrated in 1929
(Note: Yugoslavia was not formed as a country until 1929, so the enumerator could have been mistaken about the location of the family’s birth, other records indicate Bulgaria)

U. S. City Directory, 1931
Granite City, Madison, MItchell, Naomeoki, Venice, Illinois, USA
Constantine Evanoff
Kalinka Evanoff

WW2 Draft Registration Card
Constantine Evanoff
2123 Edison Ave. Granite City, Madison County, IL
age: 52
Birthdate Nov 24, 1889
Contact: Kalinca Evanoff (wife) same address
Employer: National Printing Co., 1812 Delmar, Granite City, IL

Social Security Death Index
Constantin Evanoff
St. Louis, MO
Born 24 Nov 1889
Died August 1968