A map of the Boise Valley Interurban Loop from the early 20th century ID: 3615 | This file appears in: The "Ghost Streetcar" of South Boise Station, Idaho A map of the Boise Valley Interurban Loop from the early 20th century. The creation and expansion of streetcar lines was integral to city planning and development for Boise and its surrounding cities. | Source: “Idaho Traction Company ‘Boise Valley Loop.’” Idaho State Archives. Date unknown. https://www.boisestate.edu/sps-urban/urban-resources/trolley-town/. Download Original File Source“Idaho Traction Company ‘Boise Valley Loop.’” Idaho State Archives. Date unknown. https://www.boisestate.edu/sps-urban/urban-resources/trolley-town/. "A map of the Boise Valley Interurban Loop from the early 20th century" appears in: The "Ghost Streetcar" of South Boise Station, Idaho