An Account of Some Experiments Tried with Mons. Villette's Burning Concave, in June 1718. By the Rev. Dr. J. Harris and Dr. J. T. Desaguliers, Reg. Soc. SS

J. Harris, J. T. Desaguliers
1717 Philosophical Transactions of the Royal Society of London  
doi:10.1098/rstl.1717.0056 fatcat:6ce2ipkuvrffpkj2dojxs64f5m