Francis Harold Watson, known as Frank 'Zambezi' Watson, first travelled to 'Zambezia' in 1873 and made many subsequent expeditions, both as a trader and as a hunter. He became a close friend of Selous on his journeys, and also became a business partner with George Westbeech.
This is one of a The series can be viewed here of photographs were taken during an expedition in 1891, and represent the first known photographs of the Victoria Falls, gorges, and 'Big Tree'.