22 × 15 cm, original orange printed wrappers [stapled booklet] with diagram on cover, 22 pages, text in English, right lower corner bit folded. Very good copy. See picture.
1st. ed., rare and unusual self-published study proposing a theory of "gravi-magnetism", linking gravitational and magnetic phenomena. The work reflects the author’s background in nuclear magnetic resonance (Vrije Universiteit, Amsterdam; Instituut voor Hoger Beroepsonderwijs, Eindhoven). Includes illustrations and theoretical discussions.
