It is worth recognising that given his rare advanced age and the low life expectancy for slaves due to the stupendously high mortality rates as a result of overwork, disease, and poor living conditions, in addition to slavery's inter-generational and self-perpetuating nature (as evidenced by the fact that 164 of this number were merely boys, girls and children), this figure over his life, especially during his peak, is expected to be a far more extreme number when considering decades.
[2] His brother's deep entrenchment in the institution of slavery, as one of the colony's most prominent planters, is evident in his being mentioned 35 times in the letters of the infamous Simon Taylor.
Taylor's letters frequently display a sense of dominance, disdain, self-assuredness, and condescension with equals or superiors, which one might expect of the ruthless, morally void, machiavellian figures of history.
Taylor also advised Chaloner Arcedeckne that Gregory's name must not be mentioned in legal documents, aligning with Mathews's reputation of being a Chief Promoter of various suits that would have a noticeable implications for surrounding plantations.
Hordley was inherited many years later by Matthew Gregory Lewis, his great-grandson, who vividly recounted his experiences as the estate owner in his book titled "Journal of a West India Proprietor.