Crane

Bu kavram başka kaynaklarda da geçiyor

• Adair's New Encyclopedia (1923)
• A Dictionary of Military Terms (1918)
• French-English Dictionary of Military Terms (1918)
• Hawkins' Electrical Dictionary (1915)
• Everybody's Encyelopedia (1912)
• Chamber's Twientieth Century Dictionary (1908)
• A Classical Dictionary (1904)
• The Handy Cyclopedia of Common Things and Biographical Dictionary (1901)
• The Century Dictionary and Cyclopedia (1897)
• Chamber's Etymological of the English Language (1895)
• Modern English Biography (1892)
• An Illustrated Encyclopedic Medical Dictionary (1892)
• Illustrated Marine Encyclopedia (1890)
• A Concise Dictionary of Middle English from A.D. 1150 to 1580 (1889)
• Webster's Practical Dictionary- A Practical Dictionary of the Englih Language (1884)