1. Channel cut of Middle Channel, Lake George : St. Mary's River improvement showing character of Published / Created: 1858 Call Number: 811cea Sa245 1858 Container / Volume: BRBL_00554 Image Count: 1 Resource Type: Maps, Atlases & Globes Subject (Geographic): Michigan--Maps Found in: Beinecke Rare Book and Manuscript Library > Channel cut of Middle Channel, Lake George : St. Mary's River improvement showing character of bottom & extent of dredging up to September 30th 1858 / drawn by James T. Baker, surveyed under the orders of Capt. A.W. Whipple, T.E., by J.H. Forster U.S. Sub
2. Tracing of field chart of West Channel of East Neebish rapids : surveyed for the use of the St Published / Created: 1858 Call Number: 811cea Sa245 1858B Container / Volume: BRBL_00554 Image Count: 1 Resource Type: Maps, Atlases & Globes Subject (Geographic): Michigan--Maps Found in: Beinecke Rare Book and Manuscript Library > Tracing of field chart of West Channel of East Neebish rapids : surveyed for the use of the St. Mary's River improvement under the orders of Capt. A.W. Whipple, T.E. / by J.H. Foster U.S. Sub. Agt. May 1858.