 These people all came from the Burgersdorp and Colesberg regions and variations of one similar-sounding "Bushman" language.Bleek was particularly keen to learn more about this "Bushman" language and compare it to examples of "Bushman" vocabulary and language earlier noted by Hinrich Lichtenstein and obtained from missionaries at the turn of the 19th century.In 1863 resident magistrate Louis Anthing introduced the first ǀXam-speakers to Bleek.