Shown in Schaedler’s 1968 catalog, credited to Bob Quinzel. Comes with one or two swash alternates for most letters. No lowercase. An outlined variant is known as Marvin’s Ghost.
Carried by Typeshop as Berger [1973 catalog] and by Formatt as Jai Alai. [1974 catalog] Lettergraphics had it as Marvin and Marvin’s Swash. [1976 catalog] Castcraft had it as Basso with Flair, with the outlined variant named Interlock. [1978 catalog] Solotype named it Basso and Basso Outline (both without swashes). [1992 catalog] Dan X. Solo’s Moderne Alphabets (1999) shows Marvin Extended (with swashes).
No digitization known.