1. Plan of survey of the silver mining district, Thunder Bay, Lake Superior, Canada / compiled by Hugh Creator: Savigny, Hugh P. Published / Created: [1870] Call Number: 8075gfc 1870 Container / Volume: BRBL_00551 Image Count: 1 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Plan of survey of the silver mining district, Thunder Bay, Lake Superior, Canada / compiled by Hugh P. Savigny, P.L.S.