P.
Papin, Dr., his fountain, [361]; experiments on steam, [498].
Patent for the Marquis’s clocks, guns, &c., [557].
Pattu, M., his water-screw, [451].
Pear, an untoothsome, [512].
Peards, oft shooting, [471].
Pepys, Samuel, his Diary, [351].
Perpetual Motion, [452]–[456].
Perpetual Motions in M. Servière’s cabinet, [350].
Perspective instrument, [529].