Cloth Seal, Belgian, BUR(eau) DE COURTRAY Seal

BUR(eau) DE COURTRAY Seal, Image & Found by Peterh.
Found near Bedmond Hertfordshire.

Lead seal from Belgium with writing on one side that says BUR(eau) DE COURTRAY with TRANSIT beneath that. A cross on reverse with more letters, one a C.
Thanks to Yanok & Folkert for the information.
Probably a cloth seal but other goods were also subject to transit taxes.