Rolf A. Stein "Professeur honoraire" at the "Collège de France", Paris. Professor Stein's research career is described in the introduction of Tantric and Taoist Studies in Honour of R.A. Stein, vol. I, Mélanges Chinois et Bouddhiques XX, Bruxelles 1981 (including a bibliography up to 1981). Vols. III and IV of this Festschrift are forthcoming. In 1 985, Professor Stein produced a completely revised version of his famous study on the "Jardins en miniature d'Extrême-Orient; le monde en petit" (BEFEO XLII, 1943). This new book, Le monde en petit — Architecture et pensée religieuse en Extrême-Orient et en Haute Asie, will be published by Flammarion, Paris 1986. He also prepares a study on grottoes in Far Eastern religions (forthcoming in BEFEO) .