Ward, T G C .
Slide rule for students of science and engineering / Textual Documents T G C Ward. - 2 / . - London : English Universities Press , 1961. - 116 ; .
510.28 / WAR/SL
Slide rule for students of science and engineering / Textual Documents T G C Ward. - 2 / . - London : English Universities Press , 1961. - 116 ; .
510.28 / WAR/SL