1911 6 21 KING, STUTZ, MARVEL The King Front Unit The Marvel Carburetor Ideal Co. to Build the Stutz THE HORSELESS AGE AACA Library page 1052
1911 6 7 IND MARVEL CARBURETOR THE NAME DEFINES IT THE HORSELESS AGE 9″×12″ page 14P
1911 8 9 IND Marvel Carburetor THE HORSELESS AGE 9″×12″ page 40