This series contains items related to the boat Clearwater; Clearwater as an organization, including its predecessor organization, Hudson River Sloop Restoration; and affiliated sloop clubs, particularly North River Friends of Clearwater. It includes newsletters, board of directors meeting minutes, membership mailings, catalogs, and educational materials. There is a near-complete collection of programs from Clearwater's annual Great Hudson River Revival, as well as copies of Clearwater's official newsletter, mainly from 1973-1993. This newsletter began publication under the name North River Navigator, then became the Clearwater Navigator in 1978. Administrative files from NRFC are limited and include by-laws, charters, some meeting minutes, and a membership dues receipt book from 1978. NRFC newsletters, spanning from 1976-1993, began as an unnamed publication, then became The Compass in 1982.