The South African Whaling Company according to the The Cape of Good Hope Almanac and Annual Register for 1846

The New Pictorial and Illustrated Family Magazine established for the diffusion of useful knowledge, 

vol. III. Robert Sears editor, New York 1846.

An item reported the South African Whaling Company with as directors F.S. Watermeyer chairman,P.M. Brink, J. Tromp, J.A.H. Wicht and W.F. Hertzog and general superintendent Isaac Chase.