Map record details

Map series Geological Survey of England and Wales 1:63,360/1:50,000 geological map series, New Series 
Sheet number 287 
Sheet title Sevenoaks. 
Map type Solid and Drift 
Scale 1:50 000 
Publication year 1990 
Author statement Original geological survey (solid) on the one-inch scale published on Sheet 6, Old Series, 1864. Drift edition published on Sheet 6, 1886, revised in part 1889. Resurveyed on the six-inch scale, a small tract on the north by H. Dewey, 1913-14 and C.N. Bromehead, 1921; the remainder by S. Buchan, H.G. Dines, F.B.A. Welch and S.C.A. Holmes, 1930-36. C. N. Bromehead, District Geologist. Published 1950. W.F.P. McLintock, D.Sc., Director. Reprinted (with minor emendations) 1962. C.J. Stubblefield, D.Sc., F.R.S., Director. Hastings Beds and some superficial deposits resurveyed by C.R. Bristow, 1965. S.C.A. Holmes. District Geologist. 
Published statement New edition 1972. Reprinted 1990 [at 1:50 000]. Print code: 500/90. 
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