TY  - JOUR
T1  - On the Extension of the Value of the Ratio of the Circumference of a Circle to Its Diameter. 
JF  - Abstracts of the Papers Communicated to the Royal Society of London (1843-1854)
VL  - 6
SP  - 273
EP  - 275
PY  - 1850/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1850.0093
M3  - doi:10.1098/rspl.1850.0093
AU  - Rutherford, W.
ER  -
