Gibson, Walcot,  1864-1941. <br/><br/>
The concealed coalfield of Yorkshire and Nottinghamshire, 
by Walcot Gibson. 
 - London,  Printed for H.M. Stationery off., by Darling & son. ltd.,  1913. 
 - vi, 122 p.  fold. map. diagrs. (2 fold.)  25 cm. 
 - [Gt. Brit. Geological survey] Memoirs of the Geological survey, England and Wales .
<br/><br/> Published by order of the lords commissioners of His Majesty's treasury. 
<br/><br/><label>LCCN: </label>gs 13000528  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal--England--Yorkshire.<br/>Coal--England--Nottinghamshire.<br/>Geology--England--Yorkshire.<br/>Geology--England--Nottinghamshire.
<br/><br/><label>LC Class. No.: </label>TN808.G6  / G5 
<br/><br/><label>Dewey Class. No.: </label>520 s