INDEX SLIP. 
JoLY, C. J.—Quaternions and Projective G-eometry. 
’ ^ Phil. Trans, A., vol. 201, ia03, pp. 223-327. 
Bilinear Quaternion Function—Geometrical Applications. 
JoLY, C. J. Pliil. Trans., A., rol. 201, 1903, pp. 223-327. 
to Qubtoruio.., ^ 
P„jeb.i,. (J.om.toj touted 
»d Pjotoottoe a~™‘^ _ ,*,3_ pp, .32,_33,. 
