lyman kells phd (3 résultats)

Soft cover. Etat : Good. No Jacket. Used. Original pale pink paper wraps, stapled, spine is slightly sunned and exterior shows evidence of slight finger soiling. 101 pages. The manual for the No. 4081 slide rule made by Keuffel & Esser. There is a thumb sized spot of damp-staining to the bottom edge of the pages.

Hardcover. Etat : Good. Tan cloth covers with black lettering on front cover and spine which is clean. Covers exhibit soiling to the upper and lower edges of the front cover. Light foxing to the inside edges of the front and back covers. Light shelf wear and soiling to covers. Text is clean and unmarked. Hinges are tight. Yellowing to inside front and back covers, ffep's and bfep's. Text is slightly yellowed due to age. "Written for study without the aid of a teacher. The mastery of the two general principles learned to read the scales ad perform the operations guarantees success." All books are individually examined and described. Never ex-library unless explicitly described as such.

Hardcover. Etat : Good. Green cloth covers with lettering on spine and front cover which is clean. Covers exhibit light wear and fraying on corners and spine ends. Light wear and bumping to the bottom edges in the hinge area. Moderate shelf wear and soiling to covers . Previous owners name on the upper edge of the inside front cover. Light yellowing to text and page ends. Text is otherwise clean and unmarked. Hinges are tight. "Written for study without the aid of a teacher. The mastery of the two general principles learned to read the scales ad perform the operations guarantees success." All books are individually examined and described. Never ex-library unless explicitly described as such.