Baby Thomas appears only on the 1870 census. He is a year old.
Ancestry.com Images Online, images 22-23
1870 U.S. Census, Jefferson Township, Washington County, Indiana; Campbellsburg
01 July 1870
Image 22: Line 39 h/h 158/160
James Reynolds, 51, Farmer, $2000/$700; b. Ireland; parents of foreign birth; U.S. citizen
Mary A. [nee Pollock], 37, Keeping House, b. Indiana
Image 23: Line 1 h/h 159/161
Nancy Reynolds, 14, Keeping House, b. Indiana; father of foreign birth; attended school w/in census year
John, 10, Farm Laborer, b. Indiana; father of foreign birth; attended school w/in census year
James H., 8, b. Indiana; father of foreign birth; attended school w/in census year
George W., 6, b. Indiana; father of foreign birth; attended school w/in census year
Henry G., 3, b. Indiana; father of foreign birth
Thomas J., 1, b. Indiana; father of foreign birth