The
Museum of Nikola Tesla in Belgrade keeps complete personal belongings of Nikola
Tesla, which were, according to his last will and exceptional efforts of his
nephew Sava Kosanović. He collected and transferred them to Belgrade after
Tesla's death in New York in 1943.
It
is the only museum in the world which preserves the original and personal
inheritance of Nikola Tesla.
It
holds more than 160,000 original documents, over 2,000 books and journals, over
1,200 historical technical exhibits, over 1,500 photographs and photo plates of
original, technical objects, instruments and apparatus, and over 1,000 plans
and drawings.
His greatest contribution to science and technological progress of the world was the rotating magnetic field invent. Also, he invented the complete system of production and distribution of electrical energy (motors, generators) based on the use of alternate currents. His name was given to the SI unit for magnetic induction "tesla". Tesla also constructed the generators of high-frequency alternating currents and high-voltage coreless transformer known today as "Tesla Coil".
After
death Tesla was cremated and the urn was transferred to Belgrade in 1957.The
urn with Tesla's ashes is kept in the Museum.