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

Valentina Tereshkova, 1969 —
Photo Credit: By RIA Novosti archive, image #612748 / Alexander Mokletsov / CC-BY-SA 3.0, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=18560617

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

Sally Ride — NASA training in May 1983
Photo Credit: By NASA - Public Domain, https://commons.wikimedia.org/w/index.php?curid=26789824

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

Sally Ride —
Photo Credit: By NASA - Public Domain, https://commons.wikimedia.org/w/index.php?curid=80459243

Fall of Saigon — U.S. Marine provides security as American helicopters land at the DAO compound
Photo Credit: By Dirck Halstead - Public Domain, https://commons.wikimedia.org/w/index.php?curid=1343571

Vietnamese refugees debarking — from Sikorsky CH-53 Sea Stallions of Heavy Marine Helicopter Squadron HMH-463 aboard the U.S. Navy aircraft carrier USS Hancock (CVA-19) in April 1975.
Photo Credit: By USN - Public Domain, https://commons.wikimedia.org/w/index.php?curid=24403161

The Apr. 12, 1971, cover of TIME —
Photo Credit: TIME - https://time.com/5202268/calley-trial-my-lai-massacre/

My Lai massacre aftermath — shows mostly women and children dead on a road.
Photo Credit: By Ronald L. Haeberle - Public Domain, https://commons.wikimedia.org/w/index.php?curid=883801