August 15, 1840
John B. Henry was born in Massachusetts.
Nation and worldGrade A · 1 independent source
The evidence
“John B. Henry, one of the prominent, successful and progressive farmers of Avon township, Rock county, Wisconsin, was born in Massachusetts on August 15, 1840, and is the second of a family of three children borh to A. G. and Julia (Leonard) Henry, both natives of that state.”
1908-brown-rock-county/34c-biographical-3.md, Vol. 2, PDF p. 455 / book p. 943
Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.
Grade A: Found on a page of one of our sources
On the printed page (Vol. 2, PDF p. 455 / book p. 943) · open the whole page
People: John B. Henry