TY  - JOUR
T1  - On the Identity of Columbium and Tantalum
JF  - Philosophical Transactions of the Royal Society of London (1776-1886)
VL  - 99
SP  - 246
EP  - 252
PY  - 1809/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1809.0017
M3  - doi:10.1098/rstl.1809.0017
AU  - Wollaston, W.
ER  -