Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Observations on the development of the blood corpuscles in the chick, with the various changes which they present from their first appearance to their full development : with some remarks on these changes / by William Macleod. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.