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.
![no text alternative](https://iiif.wellcomecollection.org/image/b28685714_0001.jp2/full/800%2C/0/default.jpg)
Licence: In copyright
Credit: A new technique for prompt relief in catarrh and hay fever : Ephregel. Source: Wellcome Collection.