Seeing and human welfare /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Baltimore :
Williams & Wilkins,
1934.
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| Subjects: |
| Physical Description: | ix, 193 pages, 8 unnumbered leaves of plates : illustrations ; 21 cm. |
|---|---|
| Bibliography: | Includes bibliographical references and index. |