746 



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To No. 18 add reference : 

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Prior, R. C. A. Formerly known as Alexander, 



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Procter, William. 28. On the essential oil of 

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Procul. \_Pseudon^\ Demonstration of the pro- 

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Proust, Joseph Louis : 



To No. 3 add reference : 



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Q. 



Q. Practical rules for reducing the apparent 

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Querry, . Rapport sur la statistique mine- 



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R. 



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Rabben, . Ofver Humus. [1822.] Lund, 



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Rabben, . 2. Om analogien af lifvet i all- 



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O 



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 Raber, W. Ueber die Erhaltung der Blutegel. 



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