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Authors | 
Year | 
Title | 
 
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Bisat & Hudson | 
1943 | 
The lower Reticuloceras (R1) goniatite succession in the Namurian of the North of England.	 
Proceedings of the Yorkshire Geological Society, 24 (6): 383-440, fig.1, pl.23-30; Wakefield.	 
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 | 
Hudson & Turner | 
1933 | 
Correlation of Dinantian and Namurian in Western Europe	 
Proceedings of the Leeds Philosophical and Literary Society. Scientific section, vol. II, Part X : 467-483. Leeds.	 
 | 
 
 | 
Hudson & Mitchell | 
1937 | 
The Carboniferous geology of the Skipton anticline.	 
Summary of the Progress of the Geological Survey of Great Britain and the Museum of Practical Geology, 1935 (2): 1-45, fig.1-9, 1pl.; London.	 
 | 
 
 | 
Hudson | 
1941 | 
The Mirk Fell Beds (Namurian, E2) of Tan Hill, Yorkshire.	 
Proceedings of the Yorkshire Geological Society, 24, 259-289,  6 fig., 	 
 | 
 
 | 
Hudson & Cotton | 
1943 | 
The Lower Carboniferous in a boring at Alport, Derbyshire
	 
Proceedings of the Yorkshire Geological Society, 25, 254-311,	 
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 | 
Hudson | 
1944 | 
The Carboniferous of the Broughton Anticline, Yorkshire.	 
Proceedings of the Yorkshire Geological Society, 25: 190-214, fig.1-2, pl.17; Wakefield.	 
 | 
 
 | 
Hudson & Cotton | 
1945 | 
The Carboniferous rocks of the Edale Anticline, Derbyshire
	 
The Quarterly Journal of the Geological Society of London, 101: 2–36.	 
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 | 
Hudson | 
1945 | 
The Goniatite Zones of The Namurian.	 
Geological Magazine, 82 (1): 1-9; London.	 
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 | 
Hudson & Dunnington | 
1945 | 
The Carboniferous rocks of the Swinden Anticline, Yorkshire, with a redefinition of the boundary between Tournaisian and Viséan in England.	 
Proceedings of the Geologists' Association, 55 (4): 195-215, fig.20-22, pl.10-11; London.	 
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 | 
Hudson | 
1946 | 
The Namurian goniatites Cravenoceratoides bisati Hudson and Ct. lirifer n.sp.	 
Proceedings of the Yorkshire Geological Society, 25 (6): 375-386, pl.21,21A; Wakefield.	 
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