Takatsugu Sugiyama and Jay Doblin with Sugiyama's Ribbon Chair on the steps of S.R. Crown Hall, Illinois Institute of Technology, Chicago, Illinois, ca. 1960

Takatsugu Sugiyama and Jay Doblin with Sugiyama's Ribbon Chair on the steps of S.R. Crown Hall, Illinois Institute of Technology, Chicago, Illinois, ca. 1960, http://hdl.handle.net/10560/islandora:1025182. Paul V. Galvin Library. University Archives and Special Collections. https://findingaids.library.iit.edu/repositories/2/digital_objects/567 Accessed October 31, 2025.