(1928). Post route map of the state of Idaho showing post offices with the intermediate distances of mail routes in operation on the 1st of May 1928. Post Office Department.
Style de citation Chicago (17e éd.)Post Route Map of the State of Idaho Showing Post Offices with the Intermediate Distances of Mail Routes in Operation on the 1st of May 1928. Washington, D.C.: Post Office Department, 1928.
Style de citation MLA (8e éd.)Post Route Map of the State of Idaho Showing Post Offices with the Intermediate Distances of Mail Routes in Operation on the 1st of May 1928. Post Office Department, 1928.
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