AT&T logo —
Photo Credit: By AT&T - Public Domain, https://commons.wikimedia.org/w/index.php?curid=49705116

The original home of Bell Laboratories beginning in 1925 — 463 West Street, NY
Photo Credit: By Charlesbahr - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=71131109

Bell Laboratories logo — used from 1969 until 1983
Photo Credit: Bell Laboratories - Public Domain, https://commons.wikimedia.org/w/index.php?curid=76603785

Dennis Ritchie — Japan Prize Foundation ceremony in May 2011
Photo Credit: By Denise Panyik-Dale - https://www.flickr.com/photos/dpanyikdale/5740011186/, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=20276654

The logo of The C Programming Language —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=29423032

New War Department Building - now known as the Harry S Truman Building — Washington, DC: Groves ran the Manhattan Project from the fifth floor
Photo Credit: By AgnosticPreachersKid - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=7504240

Construction of the Pentagon — Northwest exposure, 1 July 1942
Photo Credit: By United States Army - Public Domain, https://commons.wikimedia.org/w/index.php?curid=619827

General Brehon B. Somervell, U.S. Army —
Photo Credit: By U.S. Army - Public Domain, https://commons.wikimedia.org/w/index.php?curid=110708871

Groves and Oppenheimer — General Leslie Groves (left), military head of the Manhattan Project, with Professor Robert Oppenheimer (right)
Photo Credit: By United States Army - Public Domain, https://commons.wikimedia.org/w/index.php?curid=249040

Tthe Pentagon in Arlington, Va — Aerial view showing the River Parade Field, on Sept. 26, 2003
Photo Credit: By Tech. Sgt. Andy Dunaway, U.S. Air Force - Public Domain, https://commons.wikimedia.org/w/index.php?curid=20801588

Leslie Groves —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=45800