Middlesex 93, London and Westminster (Dalton & Hamer, page 102)

Denomination: penny, scarcity: Very rare (RR)
93.  O: HORSE AND FOOT GUARDS WHITEHALL.
     R: The arms of London and Westminster, mural crown above. LONDON AND 
        WESTMINSTER PENNY 1797. Same for Nos. 92-113.
     E: I PROMISE TO PAY ON DEMAND THE BEARER ONE PENNY X

No. 93, RR.

Keywords

london and westminster penny 1797,horse and foot guards whitehall