GUIDE FOR SELF-STUDYERS, Parts 1–4, published 1901–1902
Gebethner and Wolff, Warsaw 1901–1902. Vol. 3 is missing the title page. Stains on the bindings and inside the pages. Ownership stamps inside. Dimensions: 22 x 15.5; 716, 688, 432, and 492 pages, respectively. Hardcover with half-leather bindings.
- Volume 1: Mathematics. Natural Sciences
- Volume 2: Philological Sciences, Historical Sciences
- Volume 3: Social and Legal Sciences, Philosophical Sciences
- Volume 4: Introduction (on scholarly writing), Educational Systems, Logic and Epistemology, Philosophy and Metaphysics, Educational Science, History of Pedagogy, Popularization of Knowledge and Self-Education



