Vll 
CONTENTS. 
[An Asterisk means that the paper is not printed in full.] 
PAGE 
888. On a form of quartic surface ivitli twelve nodes ... 1 
British Association Report, (1886), pp. 540, 541 
889. On a differential equation and the construction of Milners 
lamp ........... 3 
Edinburgh Math. Soc. Proc., t. v (1887), pp. 99—101 
890. Note on the hydrodynamical equations ..... 6 
Pi'oc. Roy. Soc. Edin., t. xv (1888), pp. 342—344 
891. On the binodal quartic and the graphical representation of 
the elliptic functions ........ 9 
Camb. Phil. Soc. Trans., t. xiv (1889), pp. 484—494 
892. Note on the orthomorphic transformation of a circle into itself 20 
Edinburgh Math. Soc. Proc., t. vm (1890), pp. 91, 92 
893. The bitangents of the quintic . . . . . . . 21 
Annals of Mathematics, t. v (1890), pp. 109, 110 
894. An investigation by Wallis of his expression for n . . . 22 
Quart. Math. Journ., t. xxm (1889), pp. 165—169 
895. A theorem on trees ......... 26 
Quart. Math. Journ., t. xxm (1889), pp. 376—378 
896. A transformation in elliptic functions 
Quart. Math. Journ., t. xxiv (1890), pp. 259—262 
29