Lancashire 13, Lancaster (Dalton & Hamer, page 64)

Denomination: halfpenny, scarcity: Very rare (RR)
Dated 1791.

13. O: Centre of crown points to U. (Same as Nos. 11, 12.)
    R: Line of shield cuts just after C, and through E to right.
    E: PAYABLE AT THE WAREHOUSE OF THOS. WORSWICK & SONS . X .

No. 13, RR.

The points noted as a mode of identification:
O: The position of the front point of crown to the letters of the word "GAUNT,"
   and the centre point of crown to the letters of the word "DUKE," also the
   star under bust.
R: The centre line of shield to the letters on either side, and point of shield
   to the date.

Keywords

iohn of gaunt duke of lancaster,lancaster halfpenny,1791