IX 



LIST OF ILLUSTRATIONS. 



Aeroplane Instrument 

 Board 



Air Meter, Biram's 



Anemometer, Dyne's 



Anemograph (Recorder and 

 Transmitter) 



Artificial Horizon, Ad- 

 miralty Pattern 



Alidade and Abney Level... 



Altazimuth for Surveying 



Azimuth Mirror 



Azimuth Mirror 



Azimuth Sight 



Adjusting Dial 



Azimuth Dial, Course 

 Corrector 



Azimuth Dial, Pelorus ... 



Balance, Chemical 



Barocyclonometer... 



Barograph ... 



Barometer, Aneroid 



Barometer, Aneroid, Sur- 

 veying Pattern 



Barometer, Aneroid 

 (Pocket Size) 



Barometer, Aneroid 

 (Hunter Case) 



Barometer, Aneroid, Sur- 

 veying Pattern 



Barometer, Fitzroy Pedi- 

 ment 



Barometer, Marine 



Barometer, Fortin Stand- 

 ard 



Binnacle, Standard 



Binnacle, Trawler Standard 



Binocular, Prism, Marine... 



Binocular, Galilean, Eye- 

 Focussing Marine 



Binocular, Galilean, Marine 

 Night Glass 



Binocular, Galilean, Marine 

 Night and Day Glass . . . 



Calorimeter, Bunsen's Ice... 



Calorimeter, Glazebrook's 



Calorimeter, Mahler Cook. . . 



Camera, Hand 



Camera, Reflex 



Camera, Stand 



PAGE 



Camera Lucida, Vertical ... 200 

 Camera Lucida, Wollas- 



ton's ... ... ... 200 



Camera Lucida, Abbe ... 200 



Camera Lucida, Sketching 200 



Cardiograph ... ... 201 



Capillary Electrometer ... 202 



Cymograph ... ... 202 



Cathetometer ... ... 203 



Cathetometer ... ... 203 



Centrifuge ... ... ... 204 



Chronograph 204 



Chronometer Deck Watch 205 



Chronograph Watch ... 205 



Chronometer, Marine ... 206 



Chart Protractor, XY ... 207 



Chart Protractor ... ... 207 



Chart Dividers, Parallel ... 207 



Chart Dividers ... ... 207 



Chart Dividers, One- 



Handed ... ... ... 207 



Cinematograph ... ... 208 



Clinometer, Marine Mercury 209 

 Clinometer, Marine Dial ... 209 

 Clinometer, Rule and Com- 

 pass 210 



Clinometer and Prismatic 



Compass 210 



Colorimeter, Nutting's ... 211 



Circumferentor ... ... 212 



Comparator ... ... 212 



Comparator, Co-ordinate ... 212 



Comparator, Ten-Link ... 213 



Compass, Azimuth ... 214 



Compass, Aeronautical ... 215 



Compass, Creagh-Osborne 216 



Compass, Creagh-Osborne 216 

 Gyroscopic Compass in 



Binnacle 217 



Gyroscope Compass re- 

 moved from the Binnacle 218 

 Gyroscope Compass, Steer- 

 ing Repeater 218 



Compass, Lifeboat ... 219 



Compass Magnifier ... 219 



Compass, Pocket ... ... 220 



Compass, Box ... ... 220 



Compass, Pocket, Liquid... 220 



Compass, Tell Tale ... 220 

 b 



