HeadingProwett, Septimus used in: Integrated Authority File (GND), Germany
Sources
Found inCooper, Margaret, 'Influential and Mysterious: The Career of Septimus Prowett: Bookseller, Publisher and Picture Dealer', in Light on the Book Trade, eds. McKay, Barry. — Hinks, John & Bell, Maureen (New Castle & London, 2004) pp107-118