Robinson, Dr., [73]
Roebuck, Dr., assistance rendered by him to Watt, [87].
His embarrassments, [88]
"Rocket," description of the, [171]
S.
Savery, Thomas, obtains a patent for an engine to raise water, [49].
His discovery of the principle of condensation, [49].
Constructs the first engine brought into operation, [50].
Description of, [51].
Inefficiency of, [57].
Great consumption of fuel necessary in his engines, [60].
Different purposes to which he proposed to apply the steam engine, [61].
Limited power of his engine, [69]
"Sanspareil", description of the, [173]
Smeaton turns his attention to the details of the atmospheric engines, [73]
Solids converted into liquids by the application of heat, [27]
Solomon De Caus, description of the apparatus of, [43]
Somerset, Edward, Marquis of Worcester, invention of the steam engine ascribed to him, [45].
Description of his contrivance, [45].
Similar to Savery's, [46].
His "Century of Inventions," [46]