142 
Low water lunitidal interval 
Lunitidal intervals 
Mean half-tide level, definition 
Gotermination of esse fe tae ee nae an Lees 
Mean higher high water, definition-----.---..-------- es 
primary determination 
secondary determination 
Mean high water, definition.---.---...--.------------__-- 
primary determination 
secondary determination 
Mean lower low water, definition_____-------------------- 
primary determination 
secondary determination 
IVies nl ows were la) Cefn) G10 rae ee ee ee 
primary determination 
secondary determination 
Mean range 
factors for correction to 
Mean sea level, definition 
distinguished irom half-tide level 
primary determination 
referenceito) bench arkseee === ane eee 
secondary determination 
Mean tidellevelin 242 se S225 oe eae en eee eee 
VG aT VLU OS rs ae See ae eee oe ae ee Ses OME Eee 
tropic 
Monthly lowest low water-_-----------------------. ------- 
IMoonZsimeridianipassagen sss sees ee ee enn 
INC Sit 1G CS aes ee ae et 
Parallax, age 
MMGCWE Ay ences settee there sees bee seesasasseS3 
Perigean tides 
Phase age 
ING CUS GY ea ee ee ea see Shee ee eee 
Portable tide gage 
Primary determination, mean half-tide level 
mean higher high water 
Mmeanthighywatersss= a= ee eee ee 
THEA LO WCE LOWAW LE 
TNERTUNLOW OWA CCl ee eek a See oe 
MEAINSCANE VEL ss eee eae ee yee eee DL ecse 
PrimaryatidestavionSesse ea ee a ee eee 
Principal datum) planes sss ee 
IPERS O TAG Deca oce wane aan ee ce ec oue cone seoeseeeee 
factors for correcting to mean-_------------------------ 
variations in 
Rate of rise and fall of tide 
Ratio of daily to semidaily constituents of tide__.-_-.----- 
RISeIan GM aL ONtiG Cxee eee ee ee ee 
Seaileveli-2s sa: 2 ae oe ee ee ee eee see we 
annual variation in 
changes in relation to range of tide 
Selierecordine tld eek eS eee 
Semidaily tides 
S prin ey OW AWA te rae eee eee 
Standard tide gage 
INDEX 
Page Page 
1 Storm low:water:... 22-30. 23.532 Sl ee eee 127 
1 Synodic month: ..-22--2.4- 42 eee 6 
69 Table, allowable errors in leveling between bench marks__ 25 
75 day of series, page and column for hourly height 
124 tabulation 2.32: -2se es hs ee eee 35 
124 factors for correcting diurnalinequality tomean value. 115 
125 factors for correcting range of tide to mean value__-____ 92 
86 half-tide level minus sea level____.-_-.--_-__-_-------- 75 
87 tatiovof Ka-- O1, to Mise o2 22) 222 eee 91 
87 Tabulation forms2222 552222525. 2. US es 135 
113 Rabulationvontide records... ees === ee ee 33 
114 comparativeireadin gs == 0s == =e 39 
116 hightandwlowswiatetsse= sess 32 
104 hourly heights] 2! 22 22224 2S vie eee e 33 
104 tides\ofsmall range: 2.222.225. {ies eee 42 
105 ‘Pidal'current =.) 22 .2e8 sb N le ee 2 
4 Gistinewished trormstid em ee 2 
92 Midalieycles 32 < See ee Se ee 63 
45 Tidal datum planes, definition _-____-...______-____--__-_ 1 
46 principals 22 see eas st edet h2 ol Se ee ere 127 
63 Nidal: day; length ofes22 2. 22 Eee ee ee 9 
68 Tide; (characteristies\of: 2 ->=:- 2-5-5. 5. Seer 3 
64 Gaily et ea se a ee ee Se 16 
46 Gefinition. 24222 22 253. 2a oe 1 
6 distinguished from tidal current. --_-__________-__-__. 2 
17 mixed: 2222-5222 s-lu2 Se ee 17 
6 observations... ..22:2. C222. - 42 ee 3 
6 principalfeatures_.-2--2=- 22-23-22. eee 2 
6 semidaily:< 2-3-2. 22-2: eee 14 
127 Tide curve, irregularities in__-_____-_-_-.. --------------- 39 
1 Standardicage====as= spe eee SL ae eee 31 
Nidegages= =. sev) 2.2 t Leck Se ee 27 
5 portable... 22. be ie ee eee 28 
5 Standard {2 ie220 Se es ee 27 
5 Mide;producin sifOrCces masse 2 
dally... 225 5524222222 s02 ees eee 2 
5 Bence 
5 Semidaily..<. .... 2-sn2 5034 eee 2 
5 Tiderecord!--25. 22-22. 2c a eee 28 
98 APOMMSCAN GAT GUGTC eye. oC eee ea 28 
75 ONnieross-section papers se 33 
124 smoothingiof- 2222 4s bel ee Sel ae pee ee 41 
87 tabulationiof:.: 2-25:--255-<24--5 ee ee 33 
Tideistaft.< o-oo ee eee 23 
113 Z : 
104 plottingwreadines of-= ssa 2 
Vitrified scales-2 ><. . 5532110. 5522 i 24 
63 : 5 : 
67 Tide station, locations: 222... 2-2. eee 23 
Drimary2= 222220 s<ssh2 Jesse 2252S ee 67 
127 : 
Tidesvapogean -=-22---4 225-222 ee 5 
1,4 equatorial 4... 2-5-2 a een 5 
92 neap tal ecees ee el ee 5 
4 perigean I Dat ae a ee re 5 
5 Springe)-- 322 ae. a a 5 
3 tLOPICS =. 22 22 Seeks See ee 5 
91 Time of tide2-s2-22)-2- 42282 Se eee 3 
3 Mypeioftide:22.2. 62.4. 20- 0.25 4,9 
eriteria for_____.._- Bia se a fe 8 22a, to Be 21 
45 daily Be este Ece te Sa de a 9,16 
50 mixed!}- 2:3... <==: ho eee 9,17 
49 semidailys:..2-:22. cco. el eee 9, 14 
45, 47 Tropic, Month: 2226: 222-32. te eee 6 
45, 50 tides: 2.320 2222 2. cb ee 5 
eS Vanishing tide: =. J. 22.07. fn) ee 14, 21 
39 Wearly/sealevel: = 2202) 2 2 eee eee 58 
26 Alaska 2 2c oe = see eS SO a) eee 62 
9, 14 Ahlantici@oast.! 32 sean es ee Ha ere ee 58 
129 Gulficoast22 2222 She a 58 
27 PAC Coasts] a ea eee Se eee 61 
O 
