Cloth Seal, Cloth Worker's Personal Seal, Privy Mark, 4xx, WI, 1575~1700

Cloth Seal, Cloth Worker's Personal Seal, Privy Mark, WI, Image by StuE, Found by Nasher.
Found near Baldock, Hertfordshire, 20mm, 6.2g.

Privy mark W I to sides // N D stamped

Two disc cloth worker's personal seal with figure 4 based privy mark.