Some generalizations of geodesics
E. J.
Wilczynski
223-239
On the gyroscope
William F.
Osgood
240-264
The relative distribution of the real roots of a system of polynomials
C. F.
Gummer
265-282
A general theory of conjugate nets
Ernest P.
Lane
283-297
Parallel maps of surfaces
W. C.
Graustein
298-332