@book {22726,
	title = {Umpqua River. Memorial of the Legislative Assembly of the State of Oregon, Praying for An appropriation for the removal of obstructions to navigation of the Umpqua River},
	series = {House Miscellaneous Documents},
	number = {41st Congress, 3rd session, House Misc. Doc. no.21},
	year = {1870},
	note = {House Miscellaneous Document 41st Congress, 3rd session, no.21. . In this memorial, the Oregon Legislature urged the U.S. House and Senate to clear the Umpqua River from Scottsburg to Roseburg of hazards to navigation "in order that it be made navigable for steamboats."  They point out "that in the month of March, A.D. 1870, the steamboat Swan, though inferior to the requirements of the trade, made a successful trip from Gardner City to Roseburg" and "that a company of citizens of Douglas County have since built and equipped a light-draught steamboat, 114 horse-power, for the navigation of said river..."  Available in Google Books.},
	month = {1870/1871},
	keywords = {navigation, Oregon, physical modification, Roseburg, Scottsburg, Umpqua River},
	url = {https://tinyurl.com/fxz7696 },
	author = {U.S. House of Representatives,}
}
