http://etc.usf.edu/clipart/ Free clipart for students & teachers! Welcome to quality educational clipart. Every item comes with a choice of image size and format as well as complete source information for proper citations in school projects. No advertisement-filled pages with pop-up windows or inappropriate links here. A friendly license allows teachers and students to use up to 50 items in a single, non-commercial project without further permission. http://etc.usf.edu/clipart/i/banner.jpg http://etc.usf.edu/clipart/ This website is CoolIris enabled! You can use the CoolIris browser plugin to view the images on this site in an interactive 3D wall.<br><br><br><br> http://www.cooliris.com/ Edison's acoustic transmitter.... http://etc.usf.edu/clipart/24000/24067/acoustic_tra_24067.htm Edison's first Articulating Telephone.... http://etc.usf.edu/clipart/24000/24068/artic_teleph_24068.htm Man speaking into telephone.... http://etc.usf.edu/clipart/3800/3825/bell-telephone_1.htm A Bell buoy that sounds when the sea is rough.... http://etc.usf.edu/clipart/8000/8065/browns_buoy_8065.htm Edison's Carbon Telephone. He tried using carbon with the purpose of reducing the delicacy of the instrument.... http://etc.usf.edu/clipart/24000/24069/carbon_telep_24069.htm An interior view of the chemical telephone.... http://etc.usf.edu/clipart/24000/24066/chemical_tel_24066.htm A chronograph and switch-board.... http://etc.usf.edu/clipart/21800/21821/chronograph_21821.htm Edison talking into the phonograph.... http://etc.usf.edu/clipart/3800/3827/edison_3.htm The first stage of the elctro-motograph discovery.... http://etc.usf.edu/clipart/24000/24065/electro-moto_24065.htm This iron letter post is found in Brussels, Belgium. This kind of post was placed at the corners of major streets.... http://etc.usf.edu/clipart/71000/71074/71074_iron_letter.htm "Morse magnetic telegraph will be understood by reference to the accompanying diagram, which represents the construction and arrangement of this form of telegraph. F and E are pieces of soft iron sur... http://etc.usf.edu/clipart/28000/28050/magnetic_tel_28050.htm This U.S. Mailbox is shown attached to a light pole.... http://etc.usf.edu/clipart/70100/70125/70125_mail_box.htm Boy listening to microphone.... http://etc.usf.edu/clipart/3800/3824/microphone_1.htm Samuel F. B. Morse independently developed an electrical telegraph in 1837, an alternative design that was capable of transmitting over long distances using poor quality wire.... http://etc.usf.edu/clipart/55500/55593/55593_morse_appara.htm Telegraph key, also known as a Morse key, are generic terms for any switching device used primarily to send Morse code.... http://etc.usf.edu/clipart/55500/55595/55595_morse_key.htm An electronic device used to record Morse code on a roll of paper.... http://etc.usf.edu/clipart/55500/55594/55594_morse_regist.htm "The machine itself is sufficiently simple, and will be comprehended at once, by those who have made electro-magnetic experiments, by the annexed diagram and description. The temporary magnet a, enve... http://etc.usf.edu/clipart/28300/28359/morses_teleg_28359.htm An instrument for recording and reproducing the vibrations of sound. It was invented by Thomas A Edison in 1877, and has been improved by him and other inventors.... http://etc.usf.edu/clipart/22700/22753/phonograph_22753.htm "Wireless Telegraphy is a system of transmitting messages between distant points without the use of wires."&mdash;(Charles Leonard-Stuart, 1911)... http://etc.usf.edu/clipart/15300/15311/wirelesstr_15311.htm An electronic device used to record morse code on a roll of paper. ... http://etc.usf.edu/clipart/27000/27065/recorder_27065.htm A type of telegraph recorder using a siphon with the ink. ... http://etc.usf.edu/clipart/27000/27066/siphonrecord_27066.htm telegraph, morse, wireless... http://etc.usf.edu/clipart/7800/7820/telegraph_7820.htm "Under side of a modern switchboard, showing 2,000 telegraph wires."&mdash;E. Benjamin Andrews 1895... http://etc.usf.edu/clipart/12900/12900/switchboard_12900.htm Instrument for sending telegrams... http://etc.usf.edu/clipart/29700/29736/tele_29736.htm Samuel F. B. Morse's original model of the telegraph insrument.... http://etc.usf.edu/clipart/7800/7812/telegraph_7812.htm