Pusey, I, _64_. Pyramids, The, I, 328; II, 95, 136. Pythagoras, II, _59_. Quadrature problem. (_See Squaring the circle._) Quarles, F., II, _277_. Quintilian, II, 280. Quotem, C., I, 399. Rabelais, I, _102_. Rainbow Paradox, II, 334. Ramachandra, Y., I, _374_. Ramchundra, I, 374. Ramus, I, 5. Recalcati, II, 208, 314. Recorde, R., II, _328_. Reddie, Jas., II, 183, _183_, 344, 360. Reeve, J., I, _395_. Regiomontanus, I, _48_, 360. Reisch, I, _45_; II, 281. Religion and Philosophy, II, 37. Religious bodies, Names of, II, 22; --customs, Attacks on, I, 177; --Insurance, I, 345; --Paradox, I, 236; --Tract society, I, 192. Remigius, I, _50_. Reuchlin, J., II, _323_. Revelations, Napier on, I, 66. Revilo, (O. Byrne), I, 241, 329, _329_. Reyneau, C. R., II, _301_. Rheticus, I, _69_; II, 372. Rhonius, II, 300. Ribadeneira, P. de, II, _62_. Riccioli, I, _96_. Richards, G., II, _270_. Rigaud, J., II, _299_. Rigaud, S. J., II, _299_. Rigaud, S. P., I, _140_; II, 298, 313. Ringelbergh, J. S., II, _281_. Ripley, G., I, _126_, 126. Ritchie, W., I, 295, _295_. Ritterhusius, I, _60_. Rive, J.-J., I, _160_. Robertson, Jas., I, _237_. Roberval, I, _105_, 122. {385} Robinson, B., I, _148_, 148. Robinson, H. C., I, _314_; II, 52, 275. Robinson, R., I, _177_. Robinson, T. R., II, _181_. Roblin, J., II, 136. Rogers, S., II, _260_. Roget, P. M., I, _398_. Roomen, A. van, I, _110_. Ross, J. C., I, _303_. Rosse, I, 26. Rossi, G., I, 231, _231_. Rotation of the Moon, II, 4, 19. Rough, W., I, 198. Rowning, J., I, _155_. Royal Astronomical Society, I, 27; --Forerunner of, I, 374. Royal Society, I, 21, 22, 24-30, 56, 57, 136, 153, 163, 164, 165. Rudio, I, 159; II, 367. Rudolff, C., II, 373. Russell, Earl (1st), I, _296_. Rutherford, W., II, _109_.