TY - JOUR T1 - On the Absorption and Radiation of Heat by Gaseous Matter.--Second Memoir. JF - Proceedings of the Royal Society of London (1854-1905) VL - 11 SP - 558 EP - 561 PY - 1860/01/01/ UR - http://dx.doi.org/10.1098/rspl.1860.0122 M3 - doi:10.1098/rspl.1860.0122 AU - Tyndall, J. ER -