Middlesex 912, Whitfield's (Dalton & Hamer, page 180)

Denomination: halfpenny
912.  O: A bust to left, similar to No. 908. *** LONG * LIVE * THE * KING *
         Similar to No. 910.
      R: Blank.

Proof of obv. No. 909 die in white-metal, reverse blank. Illustration is
in Addenda, page 544. (Corrigenda, page 552).

Keywords

long live the king,blank_side