1920 Illinois, Cook County, Wheeling Twp, Arlington Heights, E.D. 230, sheet 12A, stamped page 224, film T625-363
312 Euclid St., dwelling 209, family 230
Friese, William, head, males, white, age 59, married, immigrated 1868, naturalized 1875, born Germany, parents born Germany, laborer in factory
--------, Emma, wife, female white, age 56, married, immigrated 1882, naturalized 1895, born Germany, parents born Germany
308 Euclid St., dwelling 208, family 229
Wilke, William, head, male, white, age 28, married, born Illinois, parents born Illinois, mail carrier, post office
------ , Emilie, wife, female, white, age 25, married, born Illinois, parents born Germany
-------, Ricnart?, son, male, white, 4 8/12, single, born Illinois, parents born Illinois

1930 Illinois, Cook County, Wheeling Twp, Arlington HeightsVillage, E.D. 2105, sheet 6A, stamped page 7, film T626-499
402 W. Mueller St. dwelling 130, family 134
Friese, William C., head, owns house $8000, no radio, male, white, age 69, married at age 24, born Germany-Saxony, parents born Germany, Saxony, immigrated 1868, naturalized, laborer in can factory
--------, Emma, wife, female white, age 67, married at age 22, born Germany - Pommerania, father born Hannover, mother Pommerania, immigrated 1884, naturalized
318 W. Mueller St., dwelling 131, family 135
Wilke, William, head, owns house $10000, male, white, age 38, married age 22, born Illinois, father Germany, mother Illinois, butcher
-------, Emily, wife, female, white, age 35, married age 19, born Illinois, parents born Germany
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-------, Richard, son, male, white, age 14, single, born Illinois, parent born Illinois

1940 Illinois, Cook County, Wheeling Twp., Arlington Heights, E.D. 16-161, sheet 7A, stamped page 2891 or 2831, film T627-777
318 Mueller St., household 139, owns, $3500
Wilke, William, head, male, white, age 48, married, 6th grade, born Illinois, lived in same house in 1935, manager, retail meat market
-------, Emily, wife, female, white, age 45, married, 8th grade, born Illinois, lived in same house in 1935
-------, Richard, son, male, white, age 24, single, 4 yrs high school, born Illinois, lived in same house in 1935, clerk, retail meat market
Friese, Emma, mother-in-law, female, white, age 77, widow, 6th grade, born Germany, lived in same house in 1935

Chicago Tribune (IL) - July 30, 1947
Deceased Name: William Wilke
William Wilke, beloved husband of Emily, nee Friese; fond father of Richard A. Wilke. Resting at 207 N. Vail avenue, Arlington Heights. Services 2 p.m., Thursday, at St. Peter's Evangelical Lutheran church. Lying in state from 12 noon, until 2 p.m., when service is held. Interment St. Peter's Evangelical Lutheran cemetery.

The Daily Herald (Chicago, Illinois) Friday, 1 August 1947, page 2
William Wilke
Funeral services for William Wilke of Arlington Heights will be held today, Thursday, at 2 p.m., from the St. Peter Ev. Lutheran church, Rev. J.M. Kempf officiating. He will lie in state from 12 noon until the time of the services. Interment will be in the St. Peter Ev. Lutheran cemetery.
Mr. Wilke was born March 3, 1892 in Arlington Heights. He was confirmed in 1907 at St. Peter Ev. Lutheran church by Rev. C.M. Noack, who, February 1915, united Mr. Wilke in marriage with Miss Emily Friese of Arlington Heights. The Wilke’s have made their home in Arlington Heights throughout their married life.
After an illness of over 3 months, Mr. Wilke passed away at the Sherman hospital in Elgin, Tuesday morning at the age of 55 years, 4 months and 26 days.
He leaves to mourn his departure his loving wife, Emily, one son, Richard A.; a grandson, Kenneth Richard; his mother, Mrs. Louise Wilke; and five brothers and sisters, Emil, Walter, Martin, Caroline and Ellyn.

The Daily Herald (Chicago, Illinois) 5 March 1915
William Wilke and bride have furnished the second flat of the White residence and will make that their Home.