Maffei Camilla
Mahar Joseph A.
Mahar & Parsons
Main Don R.
Main John Robert
Malinconico Guiseppe
Maloney Patrick D.
Marek Peter
Marsall James
Masai Shiro
Massey Patricia
Mattimoe George E.
Mattimoe George E.
Maul Heinz P.
Mauney Ronald C.
Maves Charles William
McCann Gerald P.
McCann's Engineering & Mfg. Co.
McNab John G.
Mehn Peter D.