• 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
• 47D · machines; parts of machines; tools and appliances
• 47D8 · tools, aids, implements ~ crafts and industries
• 47D8(...) · tools, aids, implements ~ crafts and industries (with NAME)
• 47D8(KNIFE) · tools, aids, implements ~ crafts and industries: knife
• 47D8(KNIFE)(+5) · tools, aids, implements ~ crafts and industries: knife (+ basic industrial processes)

47D8(KNIFE)(+55) · tools, aids, implements ~ crafts and industries: knife (+ smoothing, polishing ~ industrial processes)