Attwood, C Six-figure trigonometrical, logarithnic, antilogarithmic and logarithmic trigonometrical tables and formulas / C Attwood. - USA : Ottenheimer Publishers Inc., c1989. - 192 p. Subjects--Topical Terms: Logarithms. Trigonometry -- tables, etc. Dewey Class. No.: Cir 516.24 At88 1989