TY  - JOUR
T1  - On the Photographic Spectrum of the Great Nebula in Orion
JF  - Philosophical Transactions of the Royal Society of London. A (1887-1895)
VL  - 186
SP  - 73
EP  - 91
PY  - 1895/01/01/
UR  - http://dx.doi.org/10.1098/rsta.1895.0002
M3  - doi:10.1098/rsta.1895.0002
AU  - Lockyer, J.
ER  -