1.
Letter from R. Omnozez to Ralph B. LeCocq, January 12, 1954
2.
Letter from B.D. Dykstra to Nelson Nieuwenhuis, n.d.
Letter from Rhoda P. LeCocq to Nelson Nieuwenhuis, December 3, 1984
Letter from Anton and Liek Tjeenk Willink to Sandra Eben, March 23, 1991
Bank Receipt, March 9, 1925
Letter from R.B. LeCocq to B. de Jonge, August 18, 1925
Letter from B. de Jonge to R.B. LeCocq, September 18, 1925
Letter from R.B. LeCocq to B. de Jonge, July 31, 1925
Letter from Mrs. P. Larsen to R.B. LeCocq, July 31, 1955
Letter from Anton and Liek Tjeenk Willink to Sandra Eben, February 9, 1991