Coat of arms of Leigh

The blazon

gu. a cross engr. ar. in the dexter quarter, an escocheon of the second, charged with two bars az. a bend of the field. — Crest, a unicorn s head, erased, .sa. armed or, crined and collared ar.

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.