The E6-B Flight Computer Complete Instruction Manual from 1967 is an original piece of militaria collectible from the United States. This manual offers comprehensive instructions on how to use the E6-B Flight Computer, a tool used during the Vietnam War by military personnel. With a focus on military aviation, this manual provides insight into the techniques and procedures employed by pilots during this historic period. It is a valuable item for collectors interested in military history and aviation memorabilia.