Materials
- Plate glass269 objects
- Glass (material)250 objects
- Iron (metal)239 objects
- Slate (rock)229 objects
- Leather196 objects
- Cotton (textile)189 objects
- Acetate film (35mm color transparency)184 objects
- Bone (material)177 objects
- Quartz (mineral)168 objects
- Gold (metal)163 objects
- Stone (worked rock) (stone)160 objects
- Linen (material)155 objects
- Silver (metal)153 objects
- Chert149 objects
- Plaster130 objects
- Billon119 objects
- Mud111 objects
- Quartzite105 objects
- Organic material99 objects
- Amethyst92 objects