INDEX 



Paragraph 



Acceleration head 231, 233, 267 



Retarding effect of 259 



Accuracy of: 



Tidal predictions 138 



Current predictions 495 



Age: Diurnal 153 



Parallax 146 



Phase 144 



Amplitude of component: 



Defined 49 



Computation of 91-101 



Mean values 102, 123-129 



Anomalistic month: 



Defined 43 



Period 62 



Year 62 



Aphelion, defined 60 



Apogee, defined 43 



Apogean tides 145-148 



Mean low and high waters of 186 



Astres fictif s 50 



Augmenting factors 97-99 



Automatic tide gages 212-215 



Average tide curves — preparation of: 



For reversing currents 304-306 



For rotary currents 505, 506 



Bore, tidal 463 



Canal: 



Tidal defined 295 



Frictionless flow in 316-349 



Friction considered 351-432 



Cape Cod Canal: 



Computation of primary current 240, 249-250 



Of distortions 263, 272-274 



Measured current 279 



Chesapeake and Delaware Canal: 



Computation of primary tides and currents 392-401 



Distortions 407-414 



Computed and measured currents 414 



Chezy coefficient, for tidal flow 223 



Closed channels: 



Defined 295 



Frictionless tides and currents in 335-337 



Critical lengths 346 



Computation, friction considered 420-432 



(275) 



