HOROLOGY. 



HOROLOGY. 



Plate 



GLAZING CLOTH. 

 {See Miscellany, P/ate IL) 



GUNNERY. 



Fig. I. Gun Pointing 



2. Nock's improved Breech 



3. Gunnery. Theorem for determining 



the Velocity of a Ball 



4. Petard 



5. Quadrant 



6. Bomb 



7. Caliber Compafs 



HAIR. 

 (See above, Anatomy, Comparative) 



HERALDRY. 



I. Partition Lines 



Efcutcheons 

 Roundles 



Metals and Colours 

 Furs 

 Abatements 



n, VI. Abatements 



VII. Flags and Standards, Mibtary and 



Naval 

 VIII. Orders of Knighthood, Stars, Collars, 



Badges, &c. 

 IX. Ditto 



X. Crowns, Coronets, Mitres 

 X. B Ditto 



XI. Achievements borne at the Interment 



of the Earl of Chatham, in Weft- 

 minfter Abbey 

 XII. Funeral Achievements, Efcutcheons, 



Hatchments 

 XIII. Heraldic Crowns, Coronets, and Hel- 



mets 

 XIV. Royal Diftinaions 



Dift.in£lions of Houfeg 

 Bar 



{See Plate 111.) 

 Barry, &c. 



{See Plate III.) 

 Hatchments 



{See Plate XIL) 



HORNS. 



{See ahove, Anatomy, Comparative) 



HOROLOGY. 



^jg- ' — 3- Antient Clepfydrs 



I. 



IL 



IIL 



IV. 



V. 



VI. 



VII. 



VIIL 



Plate 

 IX. Fig. 



X. 



XI. 

 XII. 



XIII. 

 XIV. 



XV. 

 XVI. 

 XVII. 

 XVIII. 



Fig. 

 Fig. 

 Fig. 



Fig. 

 Fig. 



1—3- 



1—3- 

 1—3- 

 1—4. 



1—7. 

 1—7. 



Fig. 



Thirty-hour Clock, with Alarum,, 

 and Count Wheel Striking Work 

 Calhpering 



Portable Eight -day Clock 

 Dial Work, and Striking Part of 



an Eight-day Clock 

 Mudge's Time Keeper 

 Arnold's and Earnfhaw's Chrono- 

 meters 

 Fig. I — 8. Brockbank's Chronometer 

 Clock with Chimes 

 Ditto 



Clock, by Dr. Franklin 

 Mr. Fergufon 

 3 — 5. Second, by Ditto 



XIX. Fig. I— 20. Clock Tools 



Compenfation Balance 

 {See Plate XXIX.) 

 Fig. I— 18. Clock Tools 

 Fig. I — 17. Ditto 



Fig. I — 6. Aftronomical Clock, by Reid 

 ~' I — 4. Aftronomical Clock, by Broek- 

 banks 

 I, 2. Equation Clock, by Enderlin 



Clock Work 

 I. Striking-part, with one Wheel and one 

 Pinion 



Strike, or Silent 

 Endlefs Cord of Huygens 

 Forcing Spring 

 French Forcing Spring 

 Bolt and Shutter 

 Clock 



Mafley's Striking-part 

 3. Prior's Striking-part 



XX. 



XXI. 



XXII. 



XXIII. 



XXIV. 

 XXV. 



Fig. 

 Fig. 

 Fig. 



2. 



3- 

 4- 

 5- 

 6. 



XXVI. 



Fig. 



XXVII. 



XXVIII. 



XXIX. 



XXX. 



Fig. I — 9. Troughton's Pendulum 



Fig. 



Fig. 



Fig. 1—6. Modern Clepfydrae 



Fig. I — 5. Clock Movement 



Fig. I — 7. Clock Movement 



Fig. I — 4. Chime Work in the Clock Room 



of St. Margaret's, Weftminfter 

 Ditto 

 Fig. 1 — 4. Chimes, Pleyel's German Hymn 

 Fig. i_j. Ancient Clock, by Henry De 



Wick, 1370 



XXXI. 

 XXXII. 



XXXIII. 

 XXXI. 



XXXII. 



Fig. 



Fig. 

 Fig. 



Fig, 

 Fig. 



Fig 



XXXIIL 



Fig 



I — 7. Compenfation Curbs 

 I — II. Compenfation Balances 

 Compenfation Curbs and Balances 



1. Mr. Cumming's 



2. Scott's 



3 — 5. Hardy's Balance 



6. Berthoud's 



7, 8. Hardy's Ifochronal Compenfation 

 1,2. Dial Work of a Clock, fhewingthe 



Moon's Age, Phafes, &c. 

 I, 2. New Dial Work of a fmall Spring 



Clock, fhewing the Phenomena of the 



Moon 

 I — 3. Dial Work 



Efcapements 

 I — J. Atwood's Theory of Balance >< 



6. Crown Wheel ; 



7. Huygens's Ditto 



8. Dr. Hooke's Ditto 

 Efcapements 



Sully's ^ 



Graham's Horizontal ' 



Anchor Efcapement ' 



J. Graham's Dead Beat 

 Grignon's Ditto 

 Bennet's Ditto 



8. Thiout's Efcapement 

 Efcapements 



1. Berthoud's 



2. Smeaton's 



I. 



2. 



3- 

 4. 

 6. 



7- 



