Artefacts as Sources of KnowledgeISBN: 978 83 7865 033 1 Description: hardcover, 297 pages (23x15 cm), drawings Condition: very good Weight: 515g. Krzysztof Maciej Kowalski, Artefacts as Sources of Knowledge, Wydawnictwo Uniwersytetu Gdanskiego, Gdansk 2013 Preface to the English Translation Preface to the First Edition Preface to the Second Edition Chapter 1 On the Concept of Artefact and Classifications of Artefacts 1. 1 Rationale of the Concept Need for Introduction and Use in