Cloth Seal, Cloth Worker's Personal Seal, Heraldic Design, Garbe,TM, 1575~1700

Cloth Seal, Cloth Worker's Personal Seal, Heraldic Design, TM, Image by StuE, Found by Nasher.
Found near Baldock, Hertfordshire, 30mm, 10.9g.

Crowned garbe T M to sides // blank

The garbe or wheat-sheaf has the remains of a crown above, also there is a damged letter A above the T and probably another letter (completely missing) above the M.