Coat of arms of Prest

The blazon

per bend, sinister, erminois and sa. on a fesse, cottised, betw, three martlets, two mullets, all counterchanged. — Crest, a semi terrestrial globe ppr. thereon a demi pegasus, reguardant, erm, semee of mullets gu. supporting an anchor, erect, sa. [Granted, dJuly, 1823, to Edward Prest, of the city of York, Esq."] See Plate of Arms.

A blazon is the description of a coat of arms in the technical language of heraldry. The drawing comes from that text, and from nothing else.