USSR commemorative stamp celebrating Soyuz 9 — Cosmonauts Andriyan Nikolayev and Vitaly Sevastyanov, Soyuz 9. Series: 424 Hour Space Flight of Soyuz 9, June 1–19 Photo Credit: By USSR Post - Public Domain, https://commons.wikimedia.org/w/index.php?curid=39713391
Soviet Soyuz 7K-OK(A) spacecraft with an active docking unit — Photo Credit: By NASA - Public Domain, https://commons.wikimedia.org/w/index.php?curid=821784
Soviet cosmonauts Tereshkova and Valery Bykovsky — a few weeks before their mission in 1963 Photo Credit: By RIA Novosti archive, image #67418 / Alexander Mokletsov / CC-BY-SA 3.0, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=18560473
Vostok 6 capsule (flown 1964) — Photographed at the Science Museum, London, March 2016 Photo Credit: By Andrew Gray - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=47530025
Sally Ride during the STS-7 mission — Floating freely on the flight deck of the Space Shuttle Challenger Photo Credit: By NASA - Public Domain, https://commons.wikimedia.org/w/index.php?curid=26789814
UCSD Warren College — contains most of the engineering buildings Photo Credit: By FASTILY - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=63478572
logo for University of California, San Diego — Photo Credit: By http://ucpa.ucsd.edu/images/uploads/ucsandiego-brandguidelines-2016-09-26.pdf, Fair use, https://en.wikipedia.org/w/index.php?curid=24999547