found: McFarland, L. Mac and Bob [SR] 1970:container (Lester McFarland, mandolin and harmonica)
found: AMG, Feb. 28, 2008(Lester McFarland; b. Feb. 2, 1902, Grays, Knox County, Ky.; d. July 25, 1984; member of Mac & Bob)
found: Kentucky encyclopedia, ©1992:page 596 (Lester McFarland, studied at the Kentucky School for the Blind and as Mac and Bob with Bob Gardner, became the first popular male duet in country music recordings.)
found: Find a Grave website, viewed August 22, 2020(Lester “Mac” McFarland, died July 24, 1984 in Tennessee.)