Crown 1893 LVI ESC 303, Bull 2593, Davies 501 as dies 1A, the T.B initials below the bust showing signs of die wear in parts, no doubt leading to the 'I.L initials' sub-variety recorded by Peter Davies, EF with old grey tone enhanced by touches of blue/green in parts (see London Coins Auction A150 Lot 1936 and London Coins Auction A154 Lot 1799 for comparable examples of this scarce type)