TY  - JOUR
T1  - On a Periscopic Camera Obscura and Microscope
JF  - Philosophical Transactions of the Royal Society of London (1776-1886)
VL  - 102
SP  - 370
EP  - 377
PY  - 1812/01/01/
UR  - http://dx.doi.org/10.1098/rstl.1812.0021
M3  - doi:10.1098/rstl.1812.0021
AU  - Wollaston, W.
ER  -