Fertilizers
Electricity
Bomb
Plant and Soil Volume One
Plant and Soil Volume Four
Plant and Soil Volume Seven
Plant and Soil Volume Eleven
Engine Thrust
Nuclear Missile
Bullet
Treatise on Body
How the body cell works
Nutrition to plant comes from space and not soil Volume Three
Nutrition to plant comes from space and not soil Volume Six
Nutrition to plant comes from space and not soil Volume Ten
Plant and Soil Volume Nine
Atoms
Heat
PRACTICAL HANDBOOK OF ZOOLOGY
HANDBOOK ON INFLAMMATORY BOWEL DISEASE (VOLUME 1)