Detective Comics
Detective Comics is an American comic book series published by DC Comics. The first volume, published from 1937 to 2011 (and later continued in 2016), is best known for introducing the superhero Batman in "Detective Comics" #27 (cover dated May 1939).
Batman Family
The "Batman Family" comic book series ran for twenty issues from September–October 1975 to October–November 1978 and featured solo and team-up stories starring Batgirl and Robin. The lead story in the first issue teaming Batgirl and Robin was originally intended for publication in an issue of "1st Issue Special". The series additionally featured reprints of Golden Age and Silver Age stories. Many issues of "Batman Family" featured Batman supporting characters such as Alfred Pennyworth, Vicki Vale, the Elongated Man, the Huntress, and Ace the Bat-Hound. Writer Bob Rozakis introduced the Duela Dent character in issue #6 (July–August 1976) and revived the original Batwoman in issue #10 (March–April 1977). The series began featuring only new material as of issue #11 (May–June 1977) and Man-Bat began appearing as a regular feature. "Batman Family" converted to the Dollar Comics format with issue #17 (April–May 1978).