First appearance: Adventure Comics #428 (July-August 1973)
She went on to be the lead feature for three issues of Adventure Comics then became a back-up feature in The Phantom Stranger a few months later (replacing "The Spawn of Frankenstein"), though her appearances in that title were not in every issue. And a few years after that, she guest-starred in an issue of The Super Friends!
and from
Who's Who: The Definitive Directory of the DC Universe Vol. III (May 1985):