AA Denny, Seattle's first steam locomotive, probably 1890 (SEATTLE 563)

On verso of image: As Seattle and Walla Walla [Railroad
Subjects (LCTGM): Railroad tracks--Washington (State)--Seattle; Seattle & Walla Walla Railroad--Equipment & supplies--Washington (State)--Seattle; Seattle & Walla Walla Railroad--People--Washington (State)--Seattle
Subjects (LCSH): A.A. Denny (Steam locomotive); Steam locomotives--Washington (State)--Seattle; Locomotive engineers--Washington (State)--Seattle