Dublin 365, R.L.T. & Co. (Pro Bono Publico) (Dalton & Hamer, page 508)

Denomination: halfpenny, scarcity: Extra rare (RRR)
365.  O: A female seated, holding a harp with six strings. INDUSTRY HAS ITS SURE 
         REWARD. 1792. A dot after each word of legend, no apostrophe to ITS.
         (Same as No. 364).
      R: A cypher R L T & Co. between two stars. PRO * BONO . . PUBLICO. 
         As No. 369 (unlike No. 364, the o of "Co" is in proper place).

No. 365, RRR.

Keywords

industry has its sure reward,1792,rltco,pro bono publico