ix 



LIST OF ILLUSTRATIONS. 



FIG. PAGE 



1 Aeroplane Instrument 



Board 181 



2 Air Meter, Biram's ... 181 



3 Anemometer, Dyne's ... 182 



4 Anemograph (Recorder and 



Transmitter) 182 



5 Artificial Horizon, Ad- 



miralty Pattern ... 183 



6 Alidade and Abney Level ... 183 



7 Altazimuth for Surveying 183 



8 Azimuth Mirror 184 



9 Azimuth Mirror ... ... 184 



10 Azimuth Sight 185 



11 Adjusting Dial 185 



12 Azimuth Dial, Course 



Corrector 186 



13 Azimuth Dial, Pelorus ... 186 



14 Balance, Chemical ... 187 



15 Barocyclonometer. . . ... 188 



16 Barograph 188 



17 Barometer, Aneroid ... 189 



1 8 Barometer, Aneroid, Sur- 



veying Pattern 189 



19 Barometer, Aneroid 



(Pocket Size) 190 



20 Barometer, Aneroid 



(Hunter Case) 190 



21 Barometer, Aneroid, Sur- 



veying Pattern 190 



22 Barometer, Fitzroy Pedi- 



ment 191 



23 Barometer, Marine ... 191 



24 Barometer, Fortin Stand- 



ard 191 



25 Binnacle, Standard ... 192 



26 Binnacle, Trawler Standard 193 



27 Binocular, Prism, Marine... 194 



28 Binocular, Galilean, Eye- 



Focussing Marine ... 194 



29 Binocular, Galilean, Marine 



Night Glass ... ... 195 



30 Binocular, Galilean, Marine 



Glass ... 195 



Bunsen's Ice... 196 



32 Calorimeter, Glazebrook's 196 



33 Calorimeter, Mahler Cook... 197 



34 Camera, Hand ... ... 198 



35 Camera, Reflex ... ... 199 



36 Camera, Stand ... ... 199 



Night and Day Gla 

 31 Calorimeter, Bunsen's 



FIG. PAGE 



37 Camera Lucida, Vertical ... 200 



38 Camera Lucida, Wollas- 



ton's 200 



39 Camera Lucida, Abbe ... 200 



40 Camera Lucida, Sketching 200 



41 Cardiograph 201 



42 Capillary Electrometer ... 202 



43 Cymograph ... ... 202 



44 Cathetometer ... ... 203 



45 Cathetometer ... ... 203 



46 Centrifuge ... ... ... 204 



47 Chronograph ... ... 204 



48 Chronometer Deck Watch 205 



49 Chronograph Watch ... 205 



50 Chronometer, Marine ... 206 



51 Chart Protractor, XY ... 207 



52 Chart Protractor ... ... 207 



53 Chart Dividers, Parallel ... 207 



54 Chart Dividers ... ... 207 



55 Chart Dividers, One- 



Handed ... ... ... 207 



56 Cinematograph ... ... 208 



57 Clinometer, Marine Mercury 209 



58 Clinometer, Marine Dial ... 209 



59 Clinometer, Rule and Com- 



pass ... ... ... 210 



60 Clinometer and Prismatic 



Compass ... ... 210 



6 1 Colorimeter, Nutting's ... 211 



62 Circumferentor 212 



63 Comparator 212 



64 Comparator, Co-ordinate ... 212 



65 Comparator, Ten-Link ... 213 



66 Compass, Azimuth ... 214 



67 Compass, Aeronautical ... 215 



68 Compass, Creagh-Osborne 216 



69 Compass, Creagh-Osborne 216 



70 Gyroscopic Compass in 



Binnacle ... ... 217 



71 Gyroscope Compass re- 



moved from the Binnacle 2 1 & 



72 Gyroscope Compass, Steer- 



ing Repeater ... ... 218 



73 Compass, Lifeboat ... 219 



74 Compass Magnifier ... 219 



75 Compass, Pocket ... ... 220 



76 Compass, Box ... ... 220 



77 Compass, Pocket, Liquid... 220 



78 Compass, Tell Tale ... 220 



