- NLW MS 4909B.
- Ffeil
- [1834x1847]
An incomplete account, [1834x1847] (watermark 1834), by Sir Harford Jones Brydges of Thomas Andrew Knight, vegetable physiologist and horticulturist.
An incomplete account, [1834x1847] (watermark 1834), by Sir Harford Jones Brydges of Thomas Andrew Knight, vegetable physiologist and horticulturist.