TY  - JOUR
T1  - Rules and Principles for Determining the Dispersive Ratio of Glass; and for Computing the Radii of Curvature for Achromatic Object-Glasses, Submitted to the Test of Experiment
JF  - Philosophical Transactions of the Royal Society of London (1776-1886)
VL  - 117
SP  - 231
EP  - 267
PY  - 1827/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1827.0019
M3  - doi:10.1098/rstl.1827.0019
AU  - Barlow, P.
ER  -