The popular science monthly. Vol. XX, no. VI, April, 1882 / conducted by E.L. and W.J. Youmans.
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The popular science monthly. Vol. XX, no. VI, April, 1882 / conducted by E.L. and W.J. Youmans. Credit: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.. Public Domain Mark