When pollen springs into life... : Rynacrom : disodium cromoglycate for hay fever.
- Date:
- [approximately 1971]
Licence: In copyright
Credit: When pollen springs into life... : Rynacrom : disodium cromoglycate for hay fever. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/b28686068_0003.jp2/full/800%2C/0/default.jpg)