TY  - JOUR
T1  - On the Improvement of the Spectroscope
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 22
SP  - 308
EP  - 310
PY  - 1873/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1873.0051
M3  - doi:10.1098/rspl.1873.0051
AU  - Grubb, T.
ER  -
