Scientific American · 1959 · 12 citations · 0 references
HumanitiesAnthropologyArchaeologyMaritime ArchaeologyPrehistoric ArchaeologyUnderwater ArchaeologyDiving ArchaeologyFunerary ArchaeologyNautical ArchaeologyPalaeolithic ArchaeologyUnderwater ExcavationUnderwater SurveyMaya CivilizationSubmerged ArchaeologySubmerged Prehistoric SitesUnderwater HumanitiesUnderwater Site Survey