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25. A Manual of Geology, with a Glossary and Index. Lond. 1839, 

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MACGUIRE (W. W.). 



1. On the Prairies of Alabama. Sill. Amer. Journ. XXVI. 1, 

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MACHADO (Da Gama). 



1. Theorie des Ressemblances, ou Essai philosophique sur les moyens 

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MACHER (Math.). 



1. Physikalisch-medicinische Beschreibung der Sauerbrunnen bei 



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2. Das Romerbad nachst Tiiffer in Steiermark, etc. Gratz, 1826, 

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3. Die den Granzen der Steiermark nahen Heilwasser in Ungarn, 

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MACHY ( ). 



1. Traite de 1'Ame des Betes, avec des Reflexions physiques et 

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MACINTOSH (A, F.). 



1. On the supposed evidences of the former Existence of Glaciers 

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MAC INTOSH ( ). 



1. Travels in Europa, Asia and Afrika, describing Characters, etc. 

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MACKAY (R.). 



1. On the Habits of a Vulture ( Vnltur Papa, Linn.). Proc. Zool. 

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