#OnThisDay in 1968 #Dolphin debuted in @dc.com #Showcase #comics #79 #beautifulAndMysteriousMuteWaterBreathingWomanWithPlatinumHair found #livingInTheOcean by #navyCruiser #sheDonsTheirModifiedNavyBluesAndDarts #backIntoTheSea #AppearingAgainADecadeLater for issue #100 of #theRevivedComicBookSeries