Lot 60040 – 1830s Essay or proof of the Registered Letter green wrapper

1830s Essay or proof of the Registered Letter green wrapper which enclosed registered mail, with the instruction printed on the inside of the wrapper which states that it is only to be used for Registered Letters sent by Cross Posts, dated 183- and thought to be based on the white/blue wrappers for Money Letters, ex Alan Holyoake RDP FRPSL.