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• 522- History of science and technology
  • 522-171 Technology
    • 522-172 General history of technology
      • 522-173 General points
      • 522-174 Antiquity
      • 522-175 East and Far East
      • 522-176 Arabs
      • 522-176A Pre-Columbian America.
      • 522-177 Middle Ages.
      • 522-178 Renaissance
      • 522-179 17th century
      • 522-180 18th century
      • 522-181 19th century
      • 522-182 20th century
      • 522-182A 21th century.

Título

• en : General history of technology
• fr : Histoire générale des techniques.

Notación SKOS

522-172

En el plan

Francis Classification Scheme