TY  - JOUR
T1  - Contributions to Terrestrial Magnetism. No. VII
JF  - Philosophical Transactions of the Royal Society of London (1776-1886)
VL  - 136
SP  - 237
EP  - 336
PY  - 1846/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1846.0018
M3  - doi:10.1098/rstl.1846.0018
AU  - Sabine, E.
ER  -