
Alvan Hyde - line 26
Source - Year: 1900; Census Place: Grant, Tama, Iowa; Roll: 460; Page: 5A; Enumeration District: 135; FHL microfilm: 1240460.

Alvan Hyde - line 53
Source - Year: 1910; Census Place: Black Hawk, Grundy, Iowa; Roll: T624_403; Page: 3B; Enumeration District: 0043; Image: 796; FHL microfilm: 1374416.

Source - Year: 1915; Iowa State Census Collection, 1836-1925; Census Place: Grant, Tama, Iowa; Roll: IA1915_467; Image: 212

Source - World War I Draft Registration Cards, 1917-1918; Registration Location: Grant Township, Tama, Iowa; Roll: 1643357; Draft Board: 0.

Alvan Hyde - line 92
Source - Year: 1920; Census Place: Saratoga, Howard, Iowa; Roll: T625_494; Page: 9B; Enumeration District: 135; Image: 831.

Alvan Hyde - line 38
Source - Year: 1925; Iowa State Census Collection, 1836-1925; Census Place: Cedar Falls Ward 3, Black Hawk, Iowa; Roll: IA1925_1604; Image: 169