Materials
- Abalone shell6 objects
- Acetate film4 objects
- Acorn11 objects
- Albumen paper181 objects
- Albumen silver print1 objects
- Alder (wood)1 objects
- Alder root55 objects
- Alizarin (natural colorant)2 objects
- Aluminum (metal)25 objects
- Antler (material)13 objects
- Ash (wood)2 objects
- Bamboo (material)3 objects
- Bark (plant material)1 objects
- Basalt (basic igneous rock)1 objects
- Bear grass3 objects
- Bird bone7 objects
- Bone (material)11 objects
- Box elder (wood)1 objects
- Brake fern129 objects
- Brake root1 objects