7610 



203 



7630 



Versluys, VV[illem] A[l5raham]. The 

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7620 PROJECTIVE PROPER- 

 TIES OF ALGEBRAIC PLANE 

 CURVES OF DEGREE HIGHER 

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Thomae, J[ohannes]. Ueber ortho- 

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Vries, Jan de. [Equation and dis- 

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7630 SPECIAL PLANE ALGE- 

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Biennann, Otto. Eine Verwendung 

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Brocard, H. Seconda nuta sul sog- 

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