Coat of arms of Briggs

The blazon

or, three inescocheons gu. each charged with a bend vair. — — Crest, on a stump of a tree, erased and couped, or, sprouting two new branches vert, a pelican or, vulning her breast gu.

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.