Snaffle

Bu kavram başka kaynaklarda da geçiyor

• The Slang Dictionary Etymological Historical and Anecdotal (1913)
• The American Dictionary and Cyclopedia (1910)
• Chamber's Twientieth Century Dictionary (1908)
• Chamber's Etymological of the English Language (1895)
• Webster's Practical Dictionary- A Practical Dictionary of the Englih Language (1884)
• The Sporting Dictionary and Rural Repository (1803)
• Snaffle-bit — A Dictionary of Military Terms (1918)
• snaffle bit — The American Dictionary and Cyclopedia (1910)
• Snaffle-bit — A Military Dictionary and Gazetteer (1881)