TY  - JOUR
T1  - Note of a Theory of Orthoptic and Isoptic Loci
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 37
SP  - 138
EP  - 141
PY  - 1884/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1884.0024
M3  - doi:10.1098/rspl.1884.0024
AU  - Taylor, C.
ER  -