The revolving doors at the main entrance of the Quest Central Office at 931 14th Street in Denver. Elaborate architectural accents, 20th century murals and a telecommunications museum make this one of Ma Bell's "Palaces." Tuesday Feb. 14, 2006. (DAVID M.
DAVID M. BARREDA, The revolving doors at the main entrance of the Quest Central Office at 931 14th Street in Denver. Elaborate architectural accents, 20th century murals and a telecommunications museum make this one of Ma Bell's "Palaces." Tuesday Feb. 14, 2006. (DAVID M. (02/14/2006), [433052740] . Denver Public Library Digital Collections, accessed 24/06/2025, https://digital.denverlibrary.org/nodes/view/731894