Coat of arms of Tippet

The blazon

ar. on a chev. az. betw. three dolphins, embowed, as many cross crosslets of the first. — Crest, an arm, habited, couped below the elbow, holding an anchor by the middle of the shank, the arm charged with a cross crosslet 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.