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Graves (Rt. Rev. Dr.): Focal Circles of Spherical Conies. 1889 

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JOLY (C. J.) : Theory of Linear Vector Functions. 1895. pp.51. 4to. 

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JOLY (C. J.) : Scalar Invariants of two Linear Vector Functions. 1896^ 

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JOLY (C. J.): Associative Algebra applicable to Hyperspace. 1898. 

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JOLY (C. J.): Representation of Screws by Weighted Points. 1902. 

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MACFARLANE (A.) : Differentiation in the Quaternion Analysis. 1901. 

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Malet (J. C.) : Geometrical Theorems. 1886. pp. 20. 4to. is. 



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