First edition. Small 8vo. xi, [5], 280 pp., 36 figures in the text. Original dark blue ribbed cloth, spine lettered and ruled in gilt, ruling continued to boards in blind, edges untrimmed (scattered foxing to outer leaves, otherwise generally internally clean; slightly rubbed at spine ends, a very good copy). London, Macmillan and Co, 1905.
A collection of essays by Herbert Stanley Jevons (1875-1955), son of the economist and philosopher of William Stanley Jevons (1835-1882).
The present copy is the first London edition - a first Sydney ‘impression’ was also published in the same year.