Hay-fever, or, Summer catarrh : its nature and treatment Including the early form, or "rose cold"; the later form, or "autumnal catarrh"; and a middle form, or July cold, hitherto undescribed / by George M. Beard.

Licence: Public Domain Mark

Credit: Hay-fever, or, Summer catarrh : its nature and treatment Including the early form, or "rose cold"; the later form, or "autumnal catarrh"; and a middle form, or July cold, hitherto undescribed / by George M. Beard. Source: Wellcome Collection.