Coat of arms of Hewer

The blazon

sa. two talbots heads, erased, in pale or, betw. as many flaunches erm. — Crest, a demi dragon az. wings endorsed or, collared and lined of the last, holding the line in his fore-legs.

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.