Leinenga, J. “J.C.A. Schokkenbroek, Trying-Out. An Anatomy of Dutch Whaling and Sealing in the Nineteenth Century, 1815-1885”. BMGN - Low Countries Historical Review, vol. 124, no. 2, Jan. 2009, pp. 286-8, doi:10.18352/bmgn-lchr.6976.