FRAMES: THEIR PROTECTION FROM FLIES.
Since there is great risk of damaging the gilt when trying to remove flyspecks with spirits of wine, it has been found serviceable to cover gilding with a copal varnish. This hardens and will stand rough treatment, and may be renewed wherever removed.
FRAME CLEANING: See Cleaning Preparations and Methods.
FRAME POLISHES: See Polishes.
FRAMING, PASSE-PARTOUT: See Passe-Partout.
FRECKLE LOTIONS: See Cosmetics.
FREEZING MIXTURES: See also Refrigeration and Refrigerants.