Collection includes logbooks dating from 1925-1964.

Master's License for Vincent Cook, January 8, 1895, allowing him to pilot steam vessels in the Willamette District on the Columbia River between Portland and Cape Hancock.

Master's License for U.S. Merchant Marine Officer Frits S. Elfving, issued by the U. S. Coast Guard, August 29, 1960, allowing him to pilot steam or motor vessels on the Columbia River between Astoria and Point Ellice or Megler, Washington.

Master's License for Samuel Hadlock, March 20, 1902, allowing him to pilot steam vessels in the Willamette District on the Columbia River between Astoria and The Dalles and from Celilo Falls to the head of the Snake River.

Master's License for Francis Bedford Jones, 1883-1889, allowing him to pilot steam vessels in the Willamette District on the Columbia River between Portland and Astoria; Special Engineer's License for Francis Bedford Jones for steamer Clatsop Chief, September 9, 1886.

Master's License for Charles T. Kamm, January 7, 1884, allowing him to pilot steam vessels in the Willamette District on the Columbia River between Portland and Astoria.

First-class steamboat pilot's license renewal for Henry Langdon, October 7, 1868, allowing him to pilot steam vessels in the Oregon District, with a list of the classification of steam vessels.

Collection consists of a steamboat pilot's license for George Anson Pease, July 3, 1862, allowing him to pilot steam vessels in the First District on the Willamette and Columbia rivers, Vancouver to Eugene to St. Helens; manuscript reminiscences of Pease, 18 pages, circa 1861-1870, about his experiences steamboating on the lower Willamette from 1850-1861.

Oath of License, John H. Wolf, for the steamer Wilson G. Hunt, Portland, Oregon, December 29, 1865; and first class pilot's licenses for John H. Wolf, 1860-1867, from the District of Oregon allowing him to pilot steamboats on the Columbia and Willamette rivers from Portland to Astoria.