Page 908 



INDEX 



Reference 

 Oeographic naine(s) — Continued. ^°- 



Field investigation of - 162 



Hydrographic feature in slant lettering. 7873 



Hydrographic surveys, on - - - { 7871 



indefinitely applied, reported in Descriptive 



Report 7871 



information {examples).- _ 166 



information required in Descriptive Report. 163 



inked at Washington Office. I9322 



inked only after verification 7874 



investigation made at Washington Office 9321 



Large areas, of 7872 



Lettering 722 



in sounded areas 7872 



on a curve 7872 



Size and style standards 7873 



Standards ___ 9322 



list, required in Descriptive Report -18433 



Living persons, honoring 1671 



Local authorities to be consulted --{ifiS 



Local to be on smooth sheet 7871 



Local usage. .- 162 



Migratory features, on 162 



Nautical charts, on 16 



New 1672 



not inked by field parties. 161 



Number of local authorities to consult 1631 



orientation on smooth sheet 7872 



Philippine Island , special report on 1672 



placement on smooth sheets . _ 7872 



Possessive '"s" in 11671 



pronunciation _ 163 



Recommendation required where dis- 

 agree 1631 



reported by Coast Pilot reviser 9133a 



report required _ .jlgg 



Selection of new names _. 164 



Smooth sheet, to be included on 17871 



Soundings not to be obscured by 7872 



Spelling, importance of correct 162 



'"s", possessive, on {lB7l 



standards in Division of Charts 9321 



Topographic feature in vertical lettering. 7873 



Topographic Sm-veys, on 161 



verification at Washington Office 9321 



Geographic positions (see Positions, geograhic) 



German echo-sounding instruments 533 



Gillott pens 725 



Glasses, shade, sextant (see Sextants, navigat- 

 ing, shade glasses) 



Globigerina ooze 3848 



Glossary of Coast Pilot subjects 916 



Gnomonic projection, description 1122 



Gondola-skiff 



Description 4244 



Dimensions 4244 



Use 4244 



Government services to the navigator, de- 

 scribed in Coast Pilot 9135B(/) 



Governor, centrifugal, in echo-sounding in- 

 struments 5165a 



Gradient, velocity of sound, effect on R.A.R__ 6343 



Graphic control survey(s) __ 237 



Definition ___ __ 237 



Nature of 237 



supplemental to air photographic survey 2395 



Graphic determination of velocity corrections 

 (see also Velocity of sound correc- 

 tions). 5615 



Graphic recorder (see Echo-sounding instru- 

 ments, graphic recording; 808 Fath- 

 ometer; Fathogram; and Registering 

 devices, echo-sounding) 



Graphic-recording instruments 5137 



Development 512 



Portable 5137 



Graphite, powdered, use in making transfers.. 7561 

 Graphs, temperature (see Temperature graphs) 

 Graphs, velocity correction (see Velocity of 

 sound correction graphs) 



G rease, removal from tracing cloth 7141 



Green hydrographic clock 4543 



G reen-Bigelow water bottle, description 4742 



Guide, first echo-sounding instrument 5131 



Guide, R.A.R. technique developed on 611 



Gulls, dangers and shoals disclosed by 3623c 



Gyrocompass (see also Gyroscope) 442 



Advantages 4423 



Page 

 47 



747 

 47 



745 



745 



51 



49 



747 



848 



747 



847 



746 



663 



746 



746 



746 



848 



50 



791 



52 



48 



49 



745 



47 



48 



46 



53 



47 



49 



746 



53 



746 



49 



52 



49 



49 



814 



49 



805 



50 



745 



745 



746 



48 



49 



52 



847 



747 



47 



502 

 665 



306 



824 



3 



327 

 327 

 327 



817 



454 

 589 

 95 

 95 

 95 

 103 



443 

 441 

 443 

 695 



662 

 381 

 409 

 441 

 556 

 280 

 339 

 341 



Reference 



Gyrocompass— Continued. No. Page 



Automatic steering 4431 342 



Azimuths for use in setting — 356 274 



checked by astronomic azimuth. 442 339 



Comparison with magnetic compass 442 339 



Disadvantages 4423 341 



error due to acceleration... 4423 341 



Forces that act on 4421 340 



functioning improperly... 442 339 



Maintenance.. 4425 342 



Oiling 4425 342 



operated continuously at sea. 4424 342 



Oscillations of _. 4423 341 



repeaters 

 Relationship to master compass to be re- 

 corded 442 339 



Stop before stopping master compass.. 4424 341 



Starting ..__ 4424 341 



Starting at sea 4424 342 



system 



Bearing repeater, description ._. 4422(c) 341 



Course recorder, description 4422(f/) 341 



equipment 4422 340 



Gyro pilot, description 4431 342 



Master compass, description 4422(a) 340 



Steering repeater, description 4422(h) 340 



Gyropilot 4431 342 



Gyroscope, precession 4421 340 



Gyroscope, theory of 4421 339 



H 



Half-cosecants, natural (/afeZe) 964 885 



Half-foot soundings, where required on smooth 



sheets 7713 715 



Half-tangents, natural (table)... 964 885 



Hallicrafters, Inc 6722 630 



Hammarlund Mfg. Co 6722 630 



Hammer-type transmitting unit, echo-sound- 

 ing instruments. 5161D 451 



Hand-correction date on charts, definition 1127 6 



Handlead sounding (s) («ee aZ«o Leadsman) 3421 254 



Bottom characteristics, frequency require- 

 ments - 3842 302 



Calling out plainly 4623 386 



Correcting for leadline error 8221 772 



Current effect on {3464'' 265 



Depth limit of 3421 254 



Depth unit required in 3112 192 



Description of taking a 3421 254 



Echo soundings are replacing 342 254 



Elevation of leadsman an advantage 3421 254 



'^'■'■^''^ \4623 386 



due to similarity of numbers 4623 386 



from nonvertical line 4623 386 



increase depths apparently 4623 386 



Frequency requirements 3431 257 



Launch 4625 387 



misunderstood by recorder 4623 386 



Night reading of 3421 255 



Position-frequency requirements 3313 214 



Recording , approved manner of 81 754 



Unexpected depths to be verified by recorder. 4623 386 



Harbor(s) 



Definition 1682a 54 



information in Coast Pilots 916 836 



Isolated , survey of .393 308 



master, source of local information 916 833 



of refuge, described in Coast Pilots 916 833 



regulations required in Coast Pilots 916 833 



Sounding-line spacing in 3152 203 



Reduction of 354 272 



Heating elements used to ignite bombs.- 6841 647 



Heeling magnet, compass, adjustment- 1 4414(9) 337 



Helmsman (see also Coxswain) 



Experience needed for dead reckoning... 3373 234 



Higgins drawing ink (ses aZso Ink, drawing) 726 665 



High tide 



Extensive shoal areas sounded during . . 3661 283 



{3121 193 



3532 271 

 High-water line (see also Shoreline and Topo- 

 graphic data) 



Definition 16826 55 



Distance estimated to 815(s) 766 



symbolization .-- 752 693 



Hilltops 



Errors in locating by sextant 247 109 



f247 109 



used as control stations isssea ''20 



"Holidays" in hydrographic survey. - 3541 272 



Where are likely 3541 272 



