I found some more interesting photos on pinterest, first this control panel (originally on flickr) l, one guessed that this should be from an (Atlas) ICBM
and then this office “Operators man computers at Eastern Airlines’ reservations center in Miami, November 1970.Photograph by Bruce Dale, National Geographic Creative”.
What mainframe could be behind this?
National Geographic Found — The National Geographic Found Tumblr is now Webby...
And another lady, chair and computer, an UNIVAC 490 (also not found via Google Images)