Perry's Index to the Aesopica
Fables exist in many versions; here is one version in English:
THE FOX AND THE MASK
A fox happened to find a mask used for performing tragedies and, after turning
it this way and that several times, she remarked, 'So full of beauty, so lacking
This is a saying for people to whom Fortune has granted honour and glory,
while depriving them of common sense.
Aesop's Fables. A new translation by Laura
Oxford University Press (World's Classics): Oxford, 2002.
cover, with new ISBN, published in 2008; contents of book unchanged.
Perry 27: Caxton 2.14 [English]
Perry 27: Gibbs (Oxford) 550 [English]
Perry 27: Jacobs 20 [English]
Perry 27: L'Estrange 32 [English]
Perry 27: Townsend 223 [English]
Perry 27: Steinhowel 2.14 [Latin, illustrated] Mannheim
Perry 27: Chambry 43 [Greek]
Perry 27: Phaedrus 1.7 [Latin]
Perry 27: Walter of England 34 [Latin]
You can find a compilation of Perry's index to the Aesopica in the gigantic appendix to his
edition of Babrius and Phaedrus for the Loeb Classical Library
(Harvard University Press: Cambridge, 1965). This book is an absolute must for anyone interested
in the Aesopic fable tradition. Invaluable.