H.N. Werkman.
By: Herausgeber: Fridolin Müller. Einführung: Peter F. Althaus. Biographie: Jan Martinet. (English version: Mary Lou Mettler. Version française: Madeleine Joho)
Contributors: Müller, Fridolin.
Series: Documents in the visual arts -- v. 2; Dokumente visueller Gestaltung -- Bd. 2.
Publisher: Niggli
Published: 1967
Place of publication: Teufen, Switzerland
Language: eng
Number of pages: 104
Subjects: Graphic arts.; Letter-pictures.
Notes: Preface, captions and biography in German, English, and French.