Subject
- Dalton, John, 1766-184411
- Date palm2
- Davy, Humphry, Sir, 1778-18293
- Diamonds2
- Diaphragm1
- Diderot, Denis, 1713-17841
- Dioscorides Pedanius, of Anazarbos1
- Dodoens, Rembert, 1517-158520
- Dracaena1
- Drawbridges1
- Drawing instruments1
- Drawing--Technique22
- Ducks1
- Dye industry1
- Dyes and dyeing8
- Dyes and dyeing--Textile fibers3
- Earth (Planet)1
- Earth sciences1
- Edgeworth, Maria, 1768-18493
- Educational toys3