- Book Title
- Rubber vol.1 Number 10, October 1978: J.H. Kocman
- Author
- Aart van Barneveld
- Description
- Book Title
- Stamp Post Cards
- Author
- Guy Schraenen
- Description
- Book Title
- General Schmuck [No. 5]
- Author
- Felipe Ehrenberg / David Mayor
- Description
- Book Title
- Rubber Stamp Publications (an index)
- Author
- Aart van Barneveld
- Description
- Book Title
- I.A.C Focke Edition 6: Open Notices
- Author
- Klaus Groh
- Description
- Book Title
- J. H. Kocman Works: 1970 – 1979
- Author
- Bill Gaglione, Ted Purves, Diana Mars
- Description
