On the progress of etherization / by Lunsford P. Yandell.

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

On the progress of etherization / by Lunsford P. Yandell. Public Domain Mark. Source: Wellcome Collection.

Provider

This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)