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OUGHTRED'S 



Mathematical Symbols 



By FLORIAN CAJORI 



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A List of Oughtred's Mathematical Symbols 



with Historical Notes. By Florian Cajori .25 



On the History of Gunter's Scale and the 

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Treatment of Harmonics in Alternating Cur- 

 rent Theory by means of a Harmonic Al- 

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A New Morphological Interpretation of the 

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 the Status of the Cystoflagellata (Haekel). 

 By Charles A. Kofoid 25 



Classification of Involutory Cubic Space 



Transformations. By F. M. Morris ... .25 



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Monographs in Experimental 

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FORCED MOVEMENTS, TROPISMS AND ANIMAL 

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Edward M. East. Ph.D. Donald F. Jones, Sc.D. 



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