1. H. V. Poor's new and complete map of all the railroads in the United States and Canadas in operation and progress Yale Public content 1857. 2008-08-01T14:34:28Z. 2017-11-27T18:04:13Z. Poor, Henry V. (Henry Varnum), 1812-1905, cartographer. John H. Schultz & Co. CtY-BR. English. cartographic image. Public. United States, Canada, Canada., and United States.