 Kingsley married Anna in 1806 when she was 13 years old, recently arrived in Cuba from West Africa.He freed her in 1811 and charged her with running his Laurel Grove plantation at Doctors Lake in modern-day Orange Park.His legal emancipation submitted to the Spanish colonial government read

Let it be known that I ... possessed as a slave a black woman called Anna, around eighteen years of age, bought as a bozal [newly imported African] in the port of Havana from a slave cargo, who with the permission of the government was introduced here; the said black woman has given birth to three mulatto children