Margaret Brogna was born around 1912 and worked as a waitress at the Exchange for years until around 1995 when she was about 84, but it is unknown exactly when she started at the Exchange. When she started at the Exchange, she worked in the tearoom and had moved to the Down Under club for men by 1995. She was married to Thomas Brogna, who was born around 1911 in Massachusetts and worked as a room clerk in hotels. The couple lived on Caroline Street in Baltimore.

Sources:
“Margaret Brogna in the 1940 Census.” Ancestry.
“Preserved in Aspic Genteel…” Baltimore Sun, November 9, 1995.
“Remembering the Woman’s Industrial Exchange.” Retro Baltimore, June 18th, 2014.