1880 New York, Niagara County, Village of Wilson, E.D. 194, page 97C, stamped page 403
Lake, dwelling 66, family 67
Drinkwalter, Oscar, white, male, age 37, head, married, carpenter, born New York, father born Canada, mother born New York
--------------, Delia, white, female, age 30, wife, married, keeping, born New York, father born Ohio, mother born New York
--------------, Alice, white, female, age 11, daughter, single, at school, born New York, parents born New York
--------------, Fred, white, male, age 9, son, single, at school, born New York, parents born New York
--------------, Delbert, white, male, age 7, son, single, at school, born New York, parents born New York
--------------, Chester, white, male, age 3, son, single, born New York, parents born New York

1900 New York, Erie County, Buffalo City, Ward 24, E.D. 210, sheet 18B
265 West Delevan Avenue, dwelling 333, family 399?
Drinkwatter, Oskar B., head, white, male, Nov 1843, age 56, married for 32, years, born New York, parents born Canada, carpenter
--------------, Cordelia H., wife, white, female, Sep 1849, age 50, married for 32 years, mother of 6 children, 6 living, born New York, parents born New York
--------------, Burt E., son, white, male, Decr 1872, age 27, single,, born New York, parents born New York, carpenter
--------------, Chester J., son, white, male, May 1877, age 23, single, born New York, parents born New York, barber
--------------, Kate, daughter, white, female, Aug 1882, age 17, single, born New York, parents born New York, at school
--------------, Marion, daughter, white, female, Sep 1889, age 10, single, born New York, parents born New York, at school

1910 Illinois, Cook County, Chicago City, Ward 32, E.D. 1376, sheet 3B
662 West 64th Street, dwelling 39, family 57
Drinkwalter, Oscar B., head, male, white, age 66, married once for 42 years, born New York, parents born Canada, carpenter
--------------, Cordelia H., wife, female, white, age 60, married once for 42 years, born New York, parents born New York
--------------, Fred O., son, male, white, age 38, married once for 3 years, born New York, parents born New York, carpenter
--------------, Kate E., daughter, female, white, age 27, single, born New York, parents born New York, teacher
--------------, Marion M., daughter, female, white, age 20, single, born New York, parents born New York, stenographer at furniture house

1920 Illinois, Cook County, Chicago City, 15th precinct, ward 31, E.D. 1913, sheet 7B
448 Englewood Ave., dwelling 126, family 129
Johnson, John C., head, rents, male, white, age 29, married, born Illinois, parents born Sweden, railroad telegrapher
----------, Marion E., wife, female, white, age 30, married, born New York, parents born New York
Drinkwater, Oscar, father, male, white, age 76, married, born New York, parents born New York
--------------, Cordelia, mother, female, white, age 70, married, born New York, parents born New York
--------------, Kate E., sister-in-law, female, white, age 37, single, born New York, parents born New York, teacher

1930 Illinois, Cook County, Chicago, ward 7, block 77, E.D. 16-307, sheet 15A, stamped page 246, (taken 8 Apr 1930)
8448 East End Ave., dwelling 165, family 230
Drinkwalter, Kate, head, rents $70, female, white, age 47, single, born New York, parents born New York, school teacher
Kennedy, Veronica, lodger, female, white, age 37, single, born Illinois, father born Canada, mother born Irish Free State, operator in auto mfg.

1940 Illinois, Cook County, Chicago, ward 8, E.D. 103-510, sheet 14B (taken 12 April1940)
7758 Cornell Ave., household 308, rents $50
Drinkwalter, Kate, head, female, white, age 57, single, 5 years college, born New York, lived in same house in 1935, public school teacher
Kennedy, Verne, head, female, white, age 47, single, 8th grade, born Illinois, chief operator Ford plant automobile