Nine (9) Vintage Sam Durell Paperback Books by Edwards S Aarons

Shorter Advanced Trigonometry By Durell And Robson Hb 1948

Bloodguard by Cecy Robson Advance Reader Copy, NICE

Contemporary College Algebra And Trigonometry by William L. Hart (1967, HC)

Advanced Algebra Vol. 1 Clement V. Durell - Classic Maths Mathematics HB no DJ

Trigonometry by William Hart HC (1954)

Algebra and Trigonometry by OpenStax (paperback version, B&W)

Plane And Spherical Trigonometry by M. Richardson HC 1950