'Holgate-9' -- Nine excellent tide gauge records of sea-level measurements

690-002  Auckland II, New Zealand 270-061  Trieste, Italy 170-161  Newlyn, UK 210-021  Cascais, Portugal 1612340  Honolulu, HI, USA 840-011  Balboa, Panama 9410170  San Diego, CA, USA 8724580  Key West, FL, USA 8518750  The Battery, NY, USA

9 tide stations.
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