ITU Pictures: UN Secretary-General U Thant with ITU Secretary-General Gerald Gross, “W3GG”, entering the Varembé Building for the 4U1ITU inauguration ceremony on Sunday, 10 June 1962
ITU Pictures: The ISS crew replies to student questions during the contact with 4U1ITU
ITU Pictures: The first amateur radio satellite, OSCAR-1, on display in the ITU Varembé lobby
ITU Pictures: Nobel laureate Joe Taylor, K1JT, oversees the station’s first EME (Earth-Moon-Earth) contact with the lunar surface on the 1,296 megahertz (23cm) frequency band
ITU Pictures: First Morse code CW contact from 4U1ITU, with W3GG operating the key at 11:30 on inauguration day
ITU Pictures: Engineers from ITU’s International Radio Consultative Committee (ICRR) assembling the first 4U1ITU antenna on the Varembé roof
ITU Pictures: A collection of past QSL cards – or written confirmations of successful contacts – from the 4U1ITU station
ITU Pictures: 4U1ITU contacts the ISS as part of the ARISS initiative