Sedia girevole: differenze tra le versioni

[[Thomas Jefferson]] inventò la prima sedia girevole utilizzando una [[sedia Windsor]], probabilmente fabbricata da [[Francis Trumble]] o dal costruttore di mobili di [[Filadelfia (Stati Uniti d'America)|Filadelfia]] Benjamin Randolph<ref>{{en}}{{Cita libro|titolo=Born in the USA: The Book of American Origins|editore=Sky Horse Publishing Inc.|url=http://books.google.com/books?id=zs95upBWE40C&pg=PT209&dq=Invention+of+swivel+chairs&hl=en&sa=X&ei=pH_jT4izOon48wTXqpSGCA&ved=0CD4Q6AEwAA#v=onepage&q=Invention%20of%20swivel%20chairs&f=false}}</ref><ref>{{en}}{{Cita libro|titolo=Thomas Jefferson- Scientist|editore=Bonnier Corporation|url=http://books.google.com/books?id=sicDAAAAMBAJ&pg=PA19&dq=Who+invented+the+swivel+chair&hl=en&sa=X&ei=L3jjT__-PIim8ASRl6WGCA&ved=0CEEQ6AEwAg#v=onepage&q=Who%20invented%20the%20swivel%20chair&f=false|pagine=19}}</ref><ref>{{en}}{{Cita libro|titolo=Thomas Jefferson|editore=Heinemann-Raintree Classroom|url=http://books.google.com/books?id=N5OYHuHzywMC&pg=PA13-IA6&dq=Who+invented+the+swivel+chair&hl=en&sa=X&ei=L3jjT__-PIim8ASRl6WGCA&ved=0CEoQ6AEwBA#v=onepage&q=Who%20invented%20the%20swivel%20chair&f=false|pagine=12}}</ref><ref>{{en}}{{Cita libro|titolo=Materials Chemistry|editore=Springer|url=http://books.google.com/books?id=zKcd0IJDWTsC&printsec=frontcover&dq=Materials+Chemistry+Bradley+D.+Fahlman&hl=en&ei=5wh1Trf_Eo--tger0Li6DA&sa=X&oi=book_result&ct=result&resnum=1&ved=0CDIQ6AEwAA#v=onepage&q=Swivel%20chair&f=false}}</ref>.