Crack the code! (cryptogram)

BVSZF: Z NZUS NZTX UY VN FUGGFX CYX QUGRVCG YXOYX.

code 3 - A fox entered the house of an actor and rummaging through

code 1 - All his propterties, came upon a mask, an admirable imitation

code 4 - of a human head. He placed his paws on it and said, what

code 2 - A beautiful head! Yet it is of no value, as it entirely lacks brains.