01003cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035001900092040004200111042001200153050001700165082001000182100003200192245008100224260007800305300005300383490008600436500007700522650003000599650003600629650003300665650003900698gs 13000528 DLC20260227111314.0791002s1913    enka         f000 0 eng c  ags 13000528   a(OCoLC)5455710  aU.S. Geol. survey. Library.cNICdDLC  apremarc00aTN808.G6bG5  a520 s1 aGibson, Walcot,d1864-1941.14aThe concealed coalfield of Yorkshire and Nottinghamshire,cby Walcot Gibson.  aLondon,bPrinted for H.M. Stationery off., by Darling & son. ltd.,c1913.  avi, 122 p.bfold. map. diagrs. (2 fold.)c25 cm.0 a[Gt. Brit. Geological survey] Memoirs of the Geological survey, England and Wales  aPublished by order of the lords commissioners of His Majesty's treasury. 0aCoalzEnglandzYorkshire. 0aCoalzEnglandzNottinghamshire. 0aGeologyzEnglandzYorkshire. 0aGeologyzEnglandzNottinghamshire.