Rufus Strohm Archibald Degroot (3 results)

Hardcover. Condition: Good. Black covers with blind stamped International Library blind stamped on front cover. Gold lettering on spine which is bright. Covers exhibit very light wear on corners and spine ends. Inside front hinge is cracked but still firmly attached. Text and page ends are lightly yellowed due to age. Otherwise clean and unmarked. "presents in a clear, concise manner the information required to enable the average person to learn how to use the slide rule for making calculations involving multiplication, division, proportion, finding powers and roots and so on." All of our books are individually inspected and described. Never ex-library unless explicitly described as such.…

Condition: Good. Good condition. (slide-rule) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains.

Hardcover. Condition: Very Good. No Jacket. Copyright 1948. No publication or edition year stated. Black hardcover with blind titles on front board and gilt titles on the spine. It is rubbed along the edges. and lightly soiled. The inside is unmarked. The binding is tight. The pages are clean but age-toned.…