Kendal, PF, and Wroot, HE, (1924). Geology of Yorkshire. An Illustration of the Evolution of Northern England. 1924. Printed for the authors by Hollinek brothers, Vienna. 2 volumes, 995 pp. both rebound in dark green cloth covered boards retaining original title pasted on spine. Very slight wear to board and spine. Text clean but age toned. Tears to title and half title pages of v.2 with no loss to printed area, otherwise in very good condition. Vol. 1 (660pp) is organised stratigraphically with detailed accounts illustrated by numerous black and white photographic plates and frequent diagrams. Geological predecessors have portraits and brief descriptions in chapter 3, ‘the Homeric Age’, and throughout the text where their researches are encountered. Vol. 2, pt 2 titled ‘Yorkshire from a Railway Carriage window’, includes 18(!) routes. Pt 3 ‘Specimen Days’ has a further 99 routes, all with illustrations.The two volumes are well indexed. A classic work in good condition.