The Northumberland and Durham Coalfield : Northumberland area : the Bensham Seam /
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| Format: | Book |
| Published: |
London :
H.M.S.O.,
1939.
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| Series: | Physical and chemical survey of the national coal resources ;
no. 47. |
| Subjects: |
| Physical Description: | vi, 129 p., [3] leaves of plates (2 folded) : ill., [2] maps ; 24 cm. |
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