August 15, 1829
Ira, the oldest child in the family described in the passage, died in infancy.
Nation and worldGrade A · 1 independent source
The evidence
“Paul M. was the youngest. The oldest, Ira, died in infancy, August 15, 1829. Mary E. was born September 27, 1832, and died August 22, 1901.”
1908-brown-rock-county/34b-biographical-2.md, Vol. 2, PDF p. 366 / book p. 861
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. 366 / book p. 861) · open the whole page