in the 19th

• Savigny and the legal education in the 19th century
  薩維尼與19世紀法律教育
• In the 19th century , some astronomers observed straight
  在十九世紀，部份天文學家觀察到
• The telephone was invented in the 19th century
  電話是在19世紀發明的。
• The social influence of american newspapers in the 19th century
  19世紀美國報紙的社會影響
• Irish immigrnts nd the mericn ctholicism in the 19th century
  愛爾蘭移民與19世紀美國天主教
• Settlers flooded from europe to america in the 19th century
  十九世紀歐洲移民紛紛涌到了美國
• On the french impressionism in the 19th century
  談19世紀法國印象派
• Settlers flooded from europe to america in the 19th century
  十九世紀歐洲移民紛紛涌到了美國。
• A discussion on russian protective tarry policy in the 19th century
  19世紀俄國保護關稅政策述論
• Settlers flooded from europe to america in the 19th century
  19世紀,殖民者從歐洲大量涌入美洲。