id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
hindsight-4041	Editors, Hindsight	Vol 28, No 4 (1997)	1997	8	.pdf	application/pdf	3224	197	60	Various spectacles, eye-glasses, lorgnettes or monocles, so-called Franklin spectacles, spectacles with superimposed lenses, spectacles for dissection, stenopaic glasses, spectacles for driving . . . . . . . . . . . . . . . . . . . . . . . . . . The author discusses the potential factors and circumstances involved and invites readers to submit any additional discoveries of historical spectacle costs they come across.	cache/hindsight-4041.pdf	txt/hindsight-4041.txt