A practical treatise on the diseases of the ear : including the anatomy of the organ / By D. B. St. John Roosa.
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A practical treatise on the diseases of the ear : including the anatomy of the organ / By D. B. St. John Roosa. Credit: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.. Public Domain Mark