The left image from about 1860 of Brigham Young is from the Library of Congress. The image here is cropped, slightly darkened, and flipped horizontally from the LOC image. The image is a copy glass negative of a stereo view from a Daguerreotype from the Brady-Handy photograph collection, Library of Congress, Prints and Photographs Division; Purchase; Alice H. Cox and Mary H. Evans; 1954. Brigham Young | Library of Congress (loc.gov) The right image, proposed to be Brigham Young ca1844, is displayed below with the LOC link.
Rod's Ramblings and Ruminations 