A new technique for prompt relief in catarrh and hay fever : Ephregel.
- Date:
- [between 1910 and 1920?]
Licence: In copyright
Credit: A new technique for prompt relief in catarrh and hay fever : Ephregel. Source: Wellcome Collection.
Licence: In copyright
Credit: A new technique for prompt relief in catarrh and hay fever : Ephregel. Source: Wellcome Collection.