Webjourney back in time with 235 historical maps of jefferson county, dating from 1902 to present day. Explore and discover the history of jefferson county through detailed. Webthe controversy over jefferson county’s location in west virginia finally ended in 1866 after both the u. s. Senate and the u. s. House of representatives ruled in favor of west. Webone of the pioneer lumbermen of jefferson county was moses knapp, who came with the barnetts from lycoming county, in 1796 or 1797. Weba pioneer history of jefferson county, pennsylvania, and: