United States. Army. Corps of Topographical Engineers, United States. Army. Department of Oregon, Floyd, J. B., & Dougal, W. M. (1859). Map of the state of Oregon and Washington Territory. The Bureau].
Cita Chicago Style (17a ed.)United States. Army. Corps of Topographical Engineers, United States. Army. Department of Oregon, John B. Floyd, y W. M. Dougal. Map of the State of Oregon and Washington Territory. [Washington, D.C.: The Bureau], 1859.
Cita MLA (8a ed.)United States. Army. Corps of Topographical Engineers, et al. Map of the State of Oregon and Washington Territory. The Bureau], 1859.
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