TY  - JOUR
T1  - Description of a Hand Spectrum-Telescope
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 16
SP  - 241
EP  - 243
PY  - 1867/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1867.0045
M3  - doi:10.1098/rspl.1867.0045
AU  - Huggins, W.
ER  -