1997 He Mag / Heavy Express Magnum Mailer,5-1/2" x 8-1/2" with 8 pages CONTENT: The He Mag was a real thing,but how far beyond this mailer I don't The cover is shown of the mailer.I have looked through my library of cartridge books,gun books,catalogs and on the internet with the only reference being a sentence in the obituary of James E. Busha.He is listed as "Sales Director" in this mailer.There is a "Maximum Safe Velocity Table" for the 6 offered calibers showing bullet grain,powder type and powder grain.The Heavy Express rifles were offered on major maunufacturer bolt actions with custom barrels including a rimmed version cartridge for the Ruger No.1.The only other images are 7 rifles on the back cover.ALSO a cover letter from James E. Busha,a price list for complete guns,gunsmithing & other options,a deposit requirement,a satisfaction statement and the original envelope postdated "Nov,12'97". Excellent Condition