Original wartime issue (1943) A-10 oxygen mask instruction booklet.
The marked Restricted manual is sized 11 x 9" and has eighteen pages of informative text, drawings and photographs. Some useful break-down parts photographs and assembly of parts lists, all with reference numbers. Period flying helmets and goggles are also photographed as well as the portable oxygen bottle.
In a good original conditon, it has been folded and the front page has some soiling.
A rare manual / booklet.
Due to ongoing issues with European Customs, this item is NOT FOR SALE to the EU.
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