USSteelArchive
From left: Paul Fisher and Denise Winebrenner with a chiller unit located inside the U.S Steel Building on Feb.. 14, 1983. (Michael Chikiris/Pittsburgh Press) #ussteelaniversary
From left: Paul Fisher and Denise Winebrenner with a chiller unit located inside the U.S Steel Building on Feb.. 14, 1983. (Michael Chikiris/Pittsburgh Press) #ussteelaniversary