1. Row of houses for employees of Minnesota Steel Company, Duluth, Minnesota Collection: Early 20th Century Engineering Lantern Slides Set: Personnel Location: Duluth, Minnesota Date: undated Format: Image Agent: unknown
2. Row of houses for employees of Carnegie Steel Company, East Pittsburgh, Pennsylvania Collection: Early 20th Century Engineering Lantern Slides Set: Personnel Location: East Pittsburgh, Pennsylvania Date: undated Format: Image Agent: unknown
