38 
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Dr. STEVENSON. Unpnblished Letter of the late Prof. ddgä.ld stewart. 
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On the Connection between the Form and Optical Pro- 
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Inhoud: 
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R. H. SCOTT. On the Yellow Sandstone of Donegal. 
G. H. KiNAHAN. On the Eskers of Ireland. 
On Crumpled Lamination in Schales. 
A. CARTE. On Fossil Remains of the Polar Bear. 
M. H. ORMSBY. On a Steatitic Mineral from Ballycorus. 
s. HAüGHTON. On Fossil Exogenons Wood. 
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(Opisthorhinus Falkoueri Brav.) 
