English, probably early 15th century

each with different grimacing expressions

The three corbel heads have been outside for an extended period of time, as such they exhibit moss and lichen throughout, as well as soil in crevices. Their surfaces are worn consistent with exposure, there are some old losses which do not detract from their appearance.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

Believed to originate from the grounds of Wykeham Hall, Lincolnshire, the present three corbel heads depict an amusing variety of expressions with a liveliness which is frequently found in English architectural elements of the late fourteenth and early fifteenth centuries.

RELATED LITERATURE 
A. Emery, Greater Medieval Houses of England & Wales, 1300-1500 (Cambridge, 2006) p. 323