Materials
- Wood (plant material)267 objects
- Metal64 objects
- Plaster54 objects
- Iron (metal)48 objects
- Quartzite35 objects
- Flint (rock)34 objects
- Chert28 objects
- Brass (alloy)26 objects
- Ceramic (material)24 objects
- Leather23 objects
- Acetate film21 objects
- Plate glass21 objects
- Reed18 objects
- Quartz (mineral)15 objects
- Clay14 objects
- Basalt (basic igneous rock)13 objects
- Bamboo (material)11 objects
- Copper (metal)10 objects
- Ocher (pigment)10 objects
- Bone (material)8 objects