With the given data from the slave registers, Naylor and colleagues had to transcribe and clean the data to ensure the most accurate information.
Due to the age of these documents it can be difficult to interpret handwriting, numbers, and names. The image below is an example of that.
The project admits that their process wasn’t perfect, but they did the best with the available resources. The about sections mention this, “The process of transferring the data into our main visualization, the flower of Rose Hall, involved many micro-decisions and careful consideration. The results are ambiguous: wholly escaping the violence of the datafication of lives is impossible.”