sentences:  The Billy the Kid character made his first appearance in "Masked Raider" #6.Regular backup features in the book included Bounty Hunter Shawn O'Meara, Tenderfoot Sheriff John Lind, Mr. Young Of The Boothill Gazette, and Apache Red.Regular contributors to the title included writer Joe Gill, and artists Pat Boyette, José Delbo, Jack Keller, Sanho Kim, Rocke Mastroserio, Charles Nicholas, Warren Sattler, and Carl Wessler.