Records in the Lucas County Auditor's Office listed the construction year of 621 Tennyson Place as 1911.  Harry Schaefer lived at 621 Tennyson Place according to the 1918, 1921 and 1924 city directories.  Mr. Schaefer owned a grocery at 1402-04 Collingwood Avenue.  Anna Schaefer was his wife.  Helen Schaefer, a stenographer, roomed here in 1921.