1900 Montana, Lewis & Clark County, Helena Township, Helena City, ward 7, E.D. 178, sheet 10A, stamped page 225 (taken 15 Jun 1900)
Hillsdale, dwelling 195, family 198
Brier, Chas(?) J., head, white, male, Dec 1869, age 30, married for 6 years, born Germany, parents born Germany, immigrated 1887, papers filed, clothing merchant
——, Elizabeth, wife, white, female, July 1868, age 31, married 6 years, mother of 3 children, 3 living, born Montana, father born Pennsylvania, mother born Germany
——, Earl, son, white, male, July 1895, age 4, single, born Montana, father born Germany, mother born Montana
——, Odell, son, white, male, Oct 1896, age 3, single, born Montana, father born Germany, mother born Montana
——, Chas (?) J., Jr., son, white, male, Feb 1900, age 3/12, single, born Montana, father born Germany, mother born Montana

1910 not found 12/2017

1920 Idaho, Nez Perce County, Lewiston City, precinct 3, ward 2, E.D. 148, sheet 1B (taken 2 Jan 1920)
320 11th Street, dwelling 14, family 19
Breier, Claus J., head, owns, male, white, age 50, married, immigration 1887, naturalized in 1894, born Germany, parents born Germany, dry goods merchant
——-, Elizabeth C., wife, female, white, age 51, married, born Montana, parents born Germany
——-, Claus J., Jr., son, male, white, age 19, single, born Montana, father born Germany, mother born Montana
——-, Elizabeth M., daughter, female, white, age 7, single, born Idaho, father born Germany, mother born Montana

1930 Oregon, Multnomah County, Portland City, precinct 359, E.D. 26-417, sheet 1A, stamped page 169 (taken 2 Apr 1930)
542 E. 24th Street North, dwelling 7, family 7
Breier, Claus J., head, rents, $70, male, white, age 60, married at age 24, born Germany, parents born Germany, immigrated 1887, naturalized, retail merchant, clothing
——-, Elizabeth C., wife, female, white, age 61, married at age 26, born Montana, father born Germany, mother born Pennsylvania
——-, Elizabeth M., daughter, female, white, age 17, single, born Idaho, father born Germany, mother born Montana