Convict Love Tokens: 18th Century Copper Coins with Sentiments

Two convict love tokens, copper, late 18th century, both coins smoothed, the larger engraved 'Ambrose Birch/Born 9th May/1791 below English rose, Scotch thistle, Irish clover emblems and 'God Save King William', with sentiment to the reverse: 'A dismal prison is my lot, but more than all by friends forgot, Oh think of me in this dread place, and be my friends than in disgrace', and; a naively engraved coin with love hearts, 'Succss to True Harts 1781' (sic) with initials Wb and Ch with a clasped hand motif to the reverse, 35 mm diameter and smaller, Provenance, Trevor Hancock, Trinity Antiques, Perth, WA