8-4-38, W.C. Köhler, 3p, printed matter
11-5-40, A.R. Hulshoff, 1p, printed matter
13-3-54, A. van Walraven, 1p, printed matter
26-3-54, J.J. Sterkenburg, 1p, printed matter
May '54, A.W. Bos, 1p, printed matter
3-1-55, Trouw, 4p, typescript
16-5-55, Ouwerkerk, 1p, typescript
13-8-60, J.H. Mulder, 3p, printed matter
6-12-65, J.H. Mulder, 1p, printed matter