TY  - JOUR
T1  - Observations of a Comet, with Remarks on the Construction of Its Different Parts. 
JF  - Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London (1800-1843)
VL  - 1
SP  - 418
EP  - 420
PY  - 1800/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1800.0239
M3  - doi:10.1098/rspl.1800.0239
AU  - Herschel, W.
ER  -