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Author

Edward Scott Hopkins

4 books found

Cover of The practice of sanitation in its relation to the environment

The practice of sanitation in its relation to the environment

Edward Scott Hopkins · First published 1970

Cover of Water purification control

Water purification control

Edward Scott Hopkins · First published 1932

Cover of The practice of sanitation

The practice of sanitation

Edward Scott Hopkins · First published 1951 · Latest edition 1958

Placeholder cover for Elements of sanitation

Elements of sanitation

Edward Scott Hopkins · First published 1939