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1 · Religion and Magic
2 · Nature
3 · Human Being, Man in General
4 · Society, Civilization, Culture
5 · Abstract Ideas and Concepts
6 · History
7 · Bible
8 · Literature
9 · Classical Mythology and Ancient History
Top
4 · Society, Civilization, Culture
47 · crafts and industries
47C · industrial processes, handling of materials
47C8 · boring, drilling, piercing (industrial processes)
47C8(+0) · boring, drilling, piercing (industrial processes) (+ variant)
2 available