Logarithmic and other tables for use at examinations

Pages from Frank Castle's book of log tables.

Date: Published in 1938. Title page; Pages 4-7.

This book of logarithmic - 'log' - and other tables was produced by Frank Castle and published by Macmillan in London.

Log tables were used extensively in schools until the 1970s, when they were generally replaced with electronic pocket calculators.