The CPNWS Jeffcott collection includes the photo PRJ1322 which is referred to in the text of the article. Another copy of the image can be seen on page 33 of CPNWS publication "Whatcom County in Maps, 1832-1937."
Front caption: "AMERICAN STANDARD. This 4-4-0 type, No. 13, was delivered to the Northern Pacific in 1871, and helped push back the frontier as the road stretched acrosst he Dakotah hunting grounds, bound for the Pacific. (Courtesy of Northern Pacific Ry.)"