"Illustrated History of Nebraska...,", Volume I, by Morton J. Sterling, published 1905, pages 424 and 668:

HACKER, JAMES MALCOM, deceased, was born Sept. 12, 1825, in Dayton, O., and died in Auburn, Neb., Jan. 25, 1902. He was a son of David and Catherine (Gile) Hacker, and was the oldest of six children. He received a common school education in the district schools of Fountain county, Ind., where his parents settled in 1829. He spent about nineteen years in Boone county, Ind., where he received an academic education and became a practical surveyor. In 1855 he settled in the southeastern part of Iowa where he remained until 1857; then he removed to Nebraska territory and settled in Brownville. The same year he moved to Nemaha City.

He was a public-spirited man, and although he spent most of his life upon a farm he took an active part in public affairs. He was a republican, and was county surveyor of Nemaha county from 1875 to 1880, when he resigned to become deputy county clerk. He was reelected surveyor in 1889 and served until 1897. He also served a term in this office as early as 1864-65. He held the office of county clerk for six years, 1868-73, inclusive.

Mr. Hacker was married July 8, 1851, at Warsaw, Ind., to Mary Jane Fairbrother, and nine children were born to them, two dying in infancy and one in early youth; James O., section foreman on the B. & M. R. R. R., married Elizabeth Strain; George W. married Lucy J. Beardsley, and is engaged in mining in the Black Hills; William T., Auburn, Neb., organized and was the first county treasurer of Dundy county, Neb.; Charles R. married Elsie Hacker, and is serving his second term as county clerk of Nemaha county; Mary E., deceased, was the wife of Wesley H. Clark; Harvey D. married Maude Johnson, Ashby, Neb.