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CATALOGUE 



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THE M0LLUSCAi!!^,1il 



gectiaztcd loJu rcD 



NORTHTJMBERLAIVD AND DURHAM. 



JOSHUA ALDER, 



[from the transactions of the TYNESIDE NAT'JHALISTS 

 FIELD CLUB.] 



NEWCASTLE UPOX TYNE: 



ROBERT CURRIE & CO., 15, GREY STREET. 



LONDON : 



EDWARDS (fc ilUaHES, 12, AVE MARIE LANF 



1848. 



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