Very rare and lengthy autograph letter signed by Bon Scott, the AC/DC lead singer named #1 ''Greatest Frontmen of All Time'' by ''Classic Rock'' magazine. Scott writes to his childhood friend Valerie Lary while touring in 1978, referencing AC/DC's live album, a grueling tour schedule, Phil Rudd and much more. Though undated, content dates the letter to 1978 during AC/DC's ''Powerage'' tour, and Scott tells Valerie he's writing from Pittsburgh, Pennsylvania, further dating it to late August, 1978. Letter spans three pages on three separate sheets, each measuring 7.25'' x 10.5''. Folds and a small bit of creasing, else near fine condition. With Roger Epperson COA and a letter of authenticity from Valerie Lary.