AMDigital Reference: Graff 985
Collection: Everett D. Graff Collection of Western Americana
From the Colton Storm catalogue: "Page 1 is a call for materials to form an exhibition of Dakota products for the National Immigration Bureau in Philadelphia signed by Governor Pennington and I E West. Page 4 is a circular advertising the Bureau signed by Lee Crandall."
Electronic reproduction. Marlborough, Wiltshire : AM, 2008. Digitized from a copy held by The Newberry Library, Chicago.
The Newberry Library