Seven British slave and prisoner tokens, 18th - 19th

Seven British slave and prisoner tokens, 18th - 19th centuryA cross pendant made of copper with the engraving "Free all slaves". Length 5.2 cm. Also six tokens made of coins. One with the engraving "Australia 1831". A second with the engraving "One day be my liberty" and the year 1871. On the reverse "If this you see think of me". Three slave tokens, each inscribed "Till I am free". One coin engraved with "Land & sea my home London always be". Length 2.5 - 3.5 cm. Rare and important ensemble! Condition: II