July 27, 1978 issue of Jet magazine, page 26. Google Books has Ebony and Jet archived online. Link is below

http://books.google.com/books?id=9b8DAAAAMBAJ&pg=PA26&dq=Frank+Maus&hl=en&sa=X&ei=lQgrT9m3KY3oggfZotnZDw&ved=0CD4Q6AEwAA