DISCREPANCY - DC gives date of birth as 22 May, marker gives date of birth as 24 May.
DISCREPANCY - name spelled Frederick on marker; Fredrich on DC

1900 MA CENSUS - Charles F. Butler (b May 1859, New York, married 20y, occupation brass finisher) enumerated with wife Louise M. (b Dec 1859, Mass, mother of 7 children, 6 living at time of census) and 6 children, Charles F. (b June 1880, Conn), Mary L. (b July 1883, Conn), Mable I. (b Aug 1885, Conn), Frank (b Jan 1890, Mass), Louis (b June 1892, Nebraska) and Fannie (b Nov 1896, Iowa); also with family were 2 brothers-in-law [brothers of Louise], Frank P. Bibeau (b May 1874, Mass) and Louis N. Bibeau (b July 1869, Mass)

1920 IA CENSUS - Charles F. Butler (60y, b Mass, occupation machinist) enumerated with wife Mary (60y, b Pennsylvania) and 3 children, Mable I. (34y, b Conn), Frank (29y, b Conn) and Louis (27y, b Nebraska)

Charles Fredrich Butler, at the residence, route 1, January 18, at the age of 80 years. Survived by widow, Mary Louise Butler; sisters, Mrs Lee Wynn of North Bonneville, Wash, and Mrs George Wynn of Jefferson, SD; brothers, Louis of North Bonneville and Frank of Salem. Funeral announcements later by Clough-Barrick company.

Oregon Statesman, Friday, January 19, 1940, page 9

Charles Frederick Butler
May 24, 1859
Jan. 17, 1940

Janssen Compilation
Saucy Survey & Photographs
OSBH DC (Polk County 1940) #8

1900 MA CENSUS (Hampden Co, Springfield, ED 591, sheet 18B)

1920 IA CENSUS (Woodbury Co, Sioux City, ED 222, sheet 21A)

OS, 19 Jan 1940, page 9