Question: Who directed more TV shows, Joseph M. Newman or Howard Higgin?

Context paragraphs:
Battle of Greed: Battle of Greed is a 1937 American western film directed by Howard Higgin and starring Tom Keene, Gwynne Shipman and James Bush.  A silver strike in Virginia City leads to cutthroat completion to exploit the discovery.

The Racketeer: The Racketeer is a 1929 American Pre-Code drama film.  Directed by Howard Higgin, the film is also known as Love's Conquest in the United Kingdom.  It tells the tale of some members of the criminal class in 1920s America, and in particular one man and one woman's attempts to help him.  Gossip columnist Hedda Hopper appears in a minor role.  The film is one of the early talkies, and as a result, dialogue is very sparse.

Skyscraper (1928 film): Skyscraper is a 1928 American silent drama film directed by Howard Higgin.  At the 2nd Academy Awards in 1930, Elliott J. Clawson was nominated for an Academy Award in the category Best Writing (Adapted Screenplay).  Prints of the film exist.

Joseph M. Newman: Joseph M. Newman (August 17, 1909 – January 23, 2006) was an American film director most famous for his 1955 film "This Island Earth".  His credits include episodes of "The Twilight Zone" and "The Alfred Hitchcock Hour".

Hell's House: Hell's House is a 1932 American Pre-Code drama film starring Junior Durkin, featuring Bette Davis and directed by Howard Higgin.  The screenplay by Paul Gangelin and B. Harrison Orkow, set during the waning days of the Prohibition era, is based on a story by Higgin.

Howard Higgin: Howard Higgin (February 15, 1891 - December 16, 1938) was an American writer and director of motion pictures in the 1920s and 1930s.

Changing Husbands: Changing Husbands is a 1924 American silent comedy starring Leatrice Joy, and Victor Varconi, directed by Paul Iribe and Frank Urson and written by Sada Cowan and Howard Higgin.  The runtime is 70 minutes.  It is preserved in the Library of Congress collection.

Rent Free: Rent Free is a 1922 American silent comedy feature film produced by Famous Players-Lasky and distributed through Paramount Pictures.  The film starred Wallace Reid and his current regular co-star Lila Lee.  It was directed by Howard Higgin and adapted by Elmer Rice from a story written directly for the screen by Izola Forrester and Mann Page.  Currently this film is lost.

The Leatherneck: The Leatherneck is a 1929 American silent drama film directed by Howard Higgin.  At the 2nd Academy Awards in 1930, Elliott J. Clawson was nominated for an Academy Award in the category Best Writing (Adapted Screenplay).

Sal of Singapore: Sal of Singapore is a 1928 American silent drama film directed by Howard Higgin.  At the 2nd Academy Awards in 1930, Elliott J. Clawson was nominated for an Academy Award in the category Best Writing (Adapted Screenplay).  Complete prints of the film exist.

Supporting paragraphs: Joseph M. Newman Howard Higgin
Answer: Joseph M. Newman