Coat of arms of Maddison

The blazon

quarterly; first and fourth, ar. on a chev. betw. three martlets sa. as many mullets or ; second and third, ar. two battle-axes, in saltier, sa. — Crest, a dexter hand ppr. sleeve erminoi-s, grasping a battle-axe sa.

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.