INDEX OF THE PLATES. 



ASTRONOMICAL INSTRUMENTS. 



Equatorial Seftor, Graham's, xiii. i. 



SifToii's, xvii. I, 2. 

 Equatorial Stand of a Telefcope, by Smeaton, xiii. 5. 

 Fayrcr's Equatorial Inftrument, xi. 4. 

 Fore Staff, i. 3. 

 Graduation of Circles, xviii. — xxi. 



Bird's Method, xviii. 2. 

 Cavendifti's Method, xviii. 4. 

 Due de Chaulne's Method, xviii. 3. 

 by Clavius, xxi. i, 2. 

 Graham's Method, xviii. i. 

 by Mafcheroni, xxi. 3 — 5. 

 Troughton's Method, xix. xx. 

 Graham's Equatorial Sector, xiii. i. 



Quadrant, Graduation of, xviii. 1. 

 Mural Quadrant, xxiii. 4. 

 Zenith Sector, xxxiii. i. 

 Guater's Quadrant, xxiii. 3. 

 Hadley's Oftant, xxiii. i. 



Herfchel's, Dr., 40-feet Reflefting Telefcope, xxxi. 

 Hay's, Earl of. Equal Altitude Inilrument, xvii. 4. 

 Mafcheroni's Method of graduating a Circle, xxi. 3 — 5. 

 Mayer's Circle, ii. i — 3. 

 Mendoza's Circle, iv. 5. 

 Micrometer, Objeft Glafs, DoUond's, xli. 4. 

 Microfcope, Compound, Theor)^ of, xxiv. xxv. 

 K'airne's Portable Equatorial, xii. i. 

 Newton's Quadrant, i. 7. 

 No6lumal, i. 6. 



Objeft Glafs Micrometer, Dollor.d's, xii, 4. 

 Oftant, Hadley's, xxiii. i. 

 Pearfon's, Rev. Dr., Rotative Roof for an Obfervatory, 



xxii. 5, 6. 

 Quadrant, i. 4. 



Cole's, xxiii. 2. 

 Davis's, i. 2. 

 Elton's, i. 8. 

 Graham's Mural, i. 4. 

 Gunter's, i. 3. 

 Newton's, i. 7. 

 Ramfden's, i. 5. 

 Troughton's, i. 6. 

 Bird's, Graduation of, xviii. 2. 

 Graham's, Graduation of, xviii. i. 

 Ramfden's Aftronomical Circle, v. 



Portable Equatorial, xi. 2. 



Equatorial Inilrument, made by, for Sir Geo. 



Shuckburgh, xv. 

 Quadrant, xxiii. 5. 

 RefraAion Apparatus, xii. 2. 

 Zenith Seftor, xxxiii. 2. 

 Rotative Roof, Pearfon's, xxii. 5, 6. 



Smeaton's, xxii. i — 4. 

 Short's Portable Equatorial, xi. i. 

 Siflbn's Equatorial Sector, xvii. i, 2. 

 Smeaton's Equatorial Stand of a Telefcope, xiii. 5. 

 Micrometer, xiii. 3. 

 Mr., Rotative Roof for an Obfervatory, xxii. 



1—4. 

 Support for a Telefcope, xxx. 8. 

 Star Dial, i. 6. 

 Telefcope, Theory of the, with refpeft to Aberrations, Sec. 



xxvi. 

 Telefcope, Achromatic, principles of, xxviii. xxix. 

 Dr. Brewfter's patent, xxx. 4. 



ASTRONOMICAL INSTRUMENTS. 



Telefcope, Dr. Herfchel's 40-feet Refleding, xxxi. 

 Telefcopes, Reflefting, Theory of, xxvii. 

 chiefly Reflecting, xxx. 

 Refrafting, Theory of, xxiv. xxv. 

 Troughton's Englifh Reflefting Circle, iii. i, 2. 

 Mural, X. 

 Portable Circle, ix. 



Repeating Circle, without refleftion, vii. i, 2. 

 Method of graduating a Circle, xix. xx. 

 Univerfal Equatorial Inftrument, xiv. 

 Equatorial Inilrument at Annagh, xvi. 

 Quadrant, xxiii. 6. 

 Tranfit Inftruments, xxxii. 

 Wollafton's Circle, viii. 



Zeni:!i Micrometer, Dollond's, xxxiii. 3 — 6. 

 Settor, Graham's, xxxiii. i. 

 Ramfden's, xxxiii. 2. 



BASSO RELIEVO. 



Altars, Pagan, iv. No. I — 5. 



Carrara, Baflb Relievo on a Capital in the Cathedral of, 



iv. I. 

 Hercules and Apollo contending for tlie Tripod, ii. i . 

 Hindu Baflo Relievp, i. 2. 

 Minerva fubduing Hercules, ii. 2. 

 Sphinx, Egyptian Hieroglyphical, i. I. 

 Xanthippus, Tombftone of, iii. 

 Zethus, Antiope and Amphion, Baflb Relievo of, iv. 2. 



BLEACHING. 



Boihng Pan, &c. iv. i — 7. 

 Bucking, i. i — 3. 

 Drying, iii. i — 4. 

 Oxi-muriatic acid, i. 4. 

 Wafliing and Clearing, ii. i — 7. 



BLOCK MACHINERY. 



Boring Machine, iv. I — 4 



Coaking Engine, ii. 4 — 9. 



Cornering Saw, iv. 5 — 9. 



Crown Saw, ii. i — 3. 



Dead Eyes, machine for making, vii. 6, 7. 



Lathe, Face Turning, iii. 3 — 7. 



Mortifing Machine, v. i — 6. 



Rivetting Hammer, iii. i, 2. 



Sawing Machine, i. I — 4. 



Scoring Machine, vii. 1 — 5. 



Shaping Engine, vi. i — 5. 



BOATS. See SHIPS. 



CAMP. 



Cailrametation, v. — xii. 

 Circumvallation, lines of, iv. 

 Encampment of a Park of Artillery, iii. 

 Roman Confular Camp, according to Polybius, 1. 

 Roman Camp for Three Legions, and according to tfcf 

 Hyginian fyftem, ii. 



CANALS. 

 Aqueduift Bridge at Kelvin, ii. 19 — 31. 



