MOTHER-OF-PEARL: See Pearl.

MOTORS, ANTI-FREEZING SOLUTION FOR: See Freezing Preventives.

MOUNTANTS:

See also Adhesives and Photography.

Mounting Drawings, Photos, Etc., Upon Fine Pasteboard.

Mounting Prints On Glass.

MOUTH ANTISEPTICS: See Antiseptics.

MOUTH WASHES: See Dentifrices.

MOVING OBJECTS AND HOW TO PHOTOGRAPH THEM: See Photography.

MUCILAGE: See Adhesives.