Author: Whitsitt, Robert E. Title: Texas Instruments Ti-55 II Scientific Calculator Sourcebook Cover: Hardcover Texas Intruments, Dallas, TX Date: 1984 Edition: Second Edition Size: 8vo - 8" to 9" tall Pages: Unpaginated Book: Good Topic: Math Notes: Blue spine and green covers, rubbed overall with minor creasing of hinge and corners. Text clean. Rec #: 1215