Ken Thompson — 2019 from a National Inventors Hall of Fame video about him and Dennis Ritchie
Photo Credit: By National Inventors Hall of Fame - https://www.youtube.com/watch?v=g3jOJfrOknA, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=122644515

Citigroup headquarters in Lower Manhattan — 388 Greenwich Street, which also faces N. Moore and West Streets in the TriBeCa neighborhood of Manhattan, New York City was built in 1989 and designed by Kohn Pedersen Fox. It is seen here from the North Esplanade of Battery Park City. {Source: AIA Guide to 388NYC (5th ed.))
Photo Credit: By Beyond My Ken - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=38018640

Batterson, Canfield & Co.'s Monumental Works — Hartford, CT ca. 1870-1880 - Connecticut Historical Society
Photo Credit: https://connecticuthistory.org/james-g-batterson-stone-contractor/ - Public Domain

Travelers Tower in Hartford, CT —
Photo Credit: By John Phelan - Own work, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=18061593

Travelers avatar —
Photo Credit: By Extracted from a PDF file by Kalel2007 (talk), Fair use, https://en.wikipedia.org/w/index.php?curid=22913913

James Goodwin Batterson —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=75562061

Logo of Citibank —
Photo Credit: By Citibank - Public Domain, https://commons.wikimedia.org/w/index.php?curid=22521692

Luther Simjian — Popular Science magazine, Sep 1929
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=88610714

Automatic Teller Machine (ATM) patent drawings — filed 7/16/1962
Photo Credit: public domain

ATM — Created from The Noun Project icon
Photo Credit: By Andy Santos-Johnson - Noun Project - https://thenounproject.com/icon/1422, CC0, https://commons.wikimedia.org/w/index.php?curid=65118039

MOSFET — shows gate (G), body (B), source (S) and drain (D) terminals. The gate is separated from the body by an insulating layer (pink).
Photo Credit: By Original: Brews ohare Vector: BentSm - Own work based on: MOSFET Structure.png, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=110226970