TY - JOUR T1 - On the Geometrical Representation of the Expansive Action of Heat, and the Theory of Thermo-Dynamic Engines JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 144 SP - 115 EP - 175 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rstl.1854.0007 M3 - doi:10.1098/rstl.1854.0007 AU - Rankine, W. ER -