| Item Description: | At head of title: Śląski Instytut Naukowy At head of title: Śląski Instytut Naukowy Part of illustrative matter in pocket This WorldCat-derived record is shareable under Open Data Commons ODC-BY, with attribution to OCLC |
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| Physical Description: | 86 p. : ill. ; 21 cm 86 pages : illustrations ; 21 cm |
| Bibliography: | Bibliography: p. 78-[79] Includes bibliographical references (pages 78-79) |