The slide rule;
a practical manual.
By Charles N. Pickworth ...
APA Citation
Pickworth, C. N. (Charles Newton). (1900). The slide rule: a practical manual. 6th ed. Manchester: Emmott and Co., Limited, and C. N. Pickworth.
MLA Citation
Pickworth, Charles N. (Charles Newton), 1861-1955. The Slide Rule: a Practical Manual. 6th ed. Manchester: Emmott and Co., Limited, and C. N. Pickworth, 1900.
Warning: These citations may not always be complete (especially for serials).