Hardcover in publisher’s non price-clipped dust-jacket. 241 pages. Alphabetical Index of Pennsylvania’s Limestone Streams. Illustrated with numerous sketch maps and drawings. Stated first edition, second printing with number line beginning with “2”. Sporadic underlining and some marginal marking, else like new. No previous ownership names. EA clean, square, tight copy. Near very good (underlining) in a fine, like new dust-jacket.