Mrs. Lackman, Anna Kollar, and Eva Trelos names were written on the envelope. (Wes Engstrom)
Nicholson, John Allen and Engstrom, Wesley C., "Three Women, Truss" (2009). John Allen Nicholson Pictures. 55.
John Allen Nicholson: His Diaries and Pictures (CDROM)
Liberty(Wash.), Homestead, Gold Mining