Map record details

Map series Geological Survey of England and Wales 1:63,360/1:50,000 geological map series, New Series 
Sheet number 230 
Sheet title Ammanford. 
Map type Solid 
Scale 1:50 000 
Publication year 1977 
Author statement Original geological survey on the one-inch scale by Sir H.T. De la Beche Director General, Sir W.E. Logan and J. Phillips Published on sheets 37 and 41, Old Series in 1845. Additional Silurian lines by W.T. Aveline in 1857, Sir R.I. Murchison, Director General. Surveyed on the six-inch scale by A. Strahan, T.C. Cantrill, E.E.L. Dixon and H.H. Thomas. Colour printed in Solid and Drilt editions 1907, J.J.H. Teall, M.A., D.Sc., F.R.S., Director. Resurveyed on the six-inch scale by G.W. Green, B. Kelk, A.A. Archer and H.C. Squirrell in 1957-66. F.B.A. Welch and J.R. Earp, District Geologists. 
Published statement 2nd colour printed edtion published (in solid and drift) 1977. Print code: 2500/77. 
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