By the time war came, many a Cub-sized aviation trade paper had grown to B-29 proportions; manufacturers with plenty of orders for planes, engines and accessories were spending fat chunks of their profits for advertising. Some journals averaged more than 200 advertising pages a month, sent off volumes of 500-page heft to be lugged about by sweating postmen. Then came peace, and a fall-off in horsepower.
By last week, advertising in the trade magazines had dropped off almost 50% since V-J day. One magazine (Industrial Aviation) had shut up shop. Said one editor: the aviation press had done too good...