Probyn's formulæ of tasteless pills, &c., prepared by and to be obtained of Probyn & Compy., operative chemists.

Public Domain Mark

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

Credit

Probyn's formulæ of tasteless pills, &c., prepared by and to be obtained of Probyn & Compy., operative chemists. Public Domain Mark. Source: Wellcome Collection.