id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
inhs-381	Gleason, Henry	The Vegetation of the Inland Sand Deposits of Illinois	1910	176	.pdf	application/pdf	58120	3215	63	Thirdly, sand areas are usually infertile in comparison with their surroundings. Morus rubra L. Havana area, in the mixed forest association.	cache/inhs-381.pdf	txt/inhs-381.txt