Birthdate and location and death date from the Taylor Family Tree by Eric Taylor

In the 1920 US census
Head A. C. Sudbury, age 36, born Utah, parents born Utah, mill man for copper mill
Wife Agnes Sudbury, age 27, born Utah, parents born Utah
Daughter Katherine Sudbury, age 6 born Utah
Son Charles Sudbury, age 4 years 2 months, born Utah
Daughter Agnes Sudbury, age 2 years 4 months, born Utah
Son Albert Sudbury, age 1 year 6 months, born Utah

In the 1930 US census
South 1st East, Salt Lake, Utah
Head Albert C. Sudbury, age 47 widower, born Utah, parents born Utah, foreman, copper mill
Daighter Katherin Sudbury, age 16, born Utah, parents born Utah
Son Charles Sudbury, age 14, born Utah, parents born Utah
Daughter Agnes Sudbury, age 12, born Utah, parents born Utah
Son Albert Sudbury, age 10, bprn Utah, parents born Utah
Daughter Carol Sudbury, age 9, born Utah, parents born Utah
Daughter Jaunita Sudbury, age 5, born Utah, parents born Utah
Housekeeper Katherin Rogers, age 46, widow, born English Canada, father born England, mother born New Foundland

US Obituary Index
Albert L. Sudbury
Death Age: 60
Birth Date: 17 Sep 1918
Birth Place: Salt Sudbury Lake City
Marriage Date: 26 Jun 1939
Marriage Place: Salt Lake City
Residence Place: Magna
Death Date: Jun 1979
Death Place: Salt Lake City
Obituary Date: 7 Jun 1979
Obituary Place: Salt Lake City, Utah, USA
Newspaper Title: Valley View News
Parents: Albert Charles Sudbury; Agnes Terry Sudbury
Spouse: Mary Mantle

findagrave.com
Mary Sudbury
Birth Date 29 Jan 1920
Death Date 17 Dec 1976
Cemetery Valley View Memorial Park
Burial or Cremation Place West Valley City, Salt Lake County, Utah, United States of America
Spouse Albert Sudbury