Watch List notes:

London - Spring Gardens, Charles Biggar (coffee house and hotel owner) Halfpenny 1796, Eight-line legend advertising his establishment, rev. Eight-line legend advertising Army Lists, edge plain, 29.5mm/7.57gm. (DH 255a). Another similar but dash at the bottom of obv., 30mm/10.85gm. (DH 256). Both good Extremely Fine, first with full mint bloom and brilliance, second even warm brown toning, first rare, second scarce. [2]