Marvelous! thanks Tony.
homage to you and Chris Doran.
(keepers of the info)
Puts a kybosh on Peter's stamp belonging to the set though.
"Tony Vella"
Hello Rod.
Yours is a revenue stamp of 1873 used for invoices and payments.
It is 26mm x 26mm and rouletted. There are three in the set:
1s grey
5s brown-yellow
10s carmine.
Hope this helps.