- FondsHowardA - The papers of Sir Albert Howard
- SubfondsA - Professional papers of AH
- Series1 - Publications
- File9 - 1942
- Item1 - A permanent and balanced agriculture
- Item2 - Nature's specific for the soil
- Item3 - Soviet agriculture: wait and see!
- Item4 - Soil fertility and the reform of the manure heap and of the temporary ley
- Item5 - Soil fertility and how to restore it
- 28 more...