X-rays simply explained : a handbook on the theory and practice of radiography / by R.P. Howgrave-Graham.

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X-rays simply explained : a handbook on the theory and practice of radiography / by R.P. Howgrave-Graham. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.