Licht, Working for the Railroad, 56.
Adams to S. R. Callaway, July 30, 1885 UP, PO, OC, v. 31, ser. 2, r. 27.

Licht, Working for the Railroad, 56.
Adams to S. R. Callaway, July 30, 1885 UP, PO, OC, v. 31, ser. 2, r. 27.
William John Pinkerton, His Personal Record: Stories of Railroad Life (Kansas City: Pinkerton Publishing Company, 1904), 116-117.
Transportation Rules, Northern Pacific System of Railroads, in Effect Sept. 1, 1883.
The Burlington's early descriptions of duties were even shorter.
untitled, "Prepared by John B. Nyman," 63, 1870, 6.5, CB&Q.
Adams to Callaway, Aug. 14, 1885, UP, PO, OC, vol. 31, ser. 2, r. 27.
Callaway to Adams, March 19, 1886, UP, SG2, ser. 1, box 34, f. 1: Callaway; Adams to S. R. Callaway, May 12, 19, 1886, UP, PO, OC, vol. 38, r. 33, ser. 2.
For Santa Fe, James H. Ducker, Men of the Steel Rails: Workers on the Atchison, Topeka & Santa Fe Railroad, 1869-1900 (Lincoln: Univ. of Nebraska Press, 1983), 107, 113.