Title taken from caption. "Mail and freight on Valdez summit. Valdez-Fairbanks trail. Published by A. J. Johnson and Hall's Book Store. Copyright by A.J. Johnson." See identical photographs UAF-1989-0166-121 & 122.
Title taken from caption. "L. T. Erwin's teams Hauling in the country largest load 7 1/2 CDS, smallest load 6 CDS. Photo by Johnson." See identical photograph UAF-1989-166-383 & postcard UAF-1989-166-1186. Black & white postcard.
Title taken from caption. "L. T. Erwins Teams, Drawing Thirty Cords of Wood to the N. C. Co. [Northern Commercial Company], Size of Loads, 7 1/2, 7, 6, 3 1/2 Cords." See identical photograph UAF-1989-166-383. Black and white postcard.