In 1872 Ludwig Boltzmann published a lengthy memoir containing two fundamental results: an integro-differential equation describing the time evolution of an ideal gas (Boltzmann equation) and a mathematical argument proving that such evolution must reach, sooner or later, the state of equilibrium described by the Maxwell distribution. The latter achievement, later called the H-theorem, expresse...

1. On a case of pericardial effusion, in which paracentesis was performed Practitioner, 1873, 11, 265-270. 2. Aneurysm at base of left ventricle of heart Trans. Path. Soc. Lond., 1875, 26, 65-6. 3. Case of acute tuberculosis in a child aged four months Brit. med. J., 1876, 2, 552. 4. Congenital heart disease; two cases Trans. path. Soc. Lond., 1876, 27, 140-2. 5. On a case of tubercle of the pa...