Cite
FORTY BLOCKS: Carl and Barbara Ellis
MLA
Ellis, Carl Edward. "FORTY BLOCKS: Carl and Barbara Ellis." Chicago History Museum. 2016-03-26, http://collections.carli.illinois.edu/cdm/ref/collection/chm_oh/id/156.
APA
Ellis, Carl Edward (2016-03-26). FORTY BLOCKS: Carl and Barbara Ellis. Retrieved from http://collections.carli.illinois.edu/cdm/ref/collection/chm_oh/id/156
Chicago
Ellis, Carl Edward. "FORTY BLOCKS: Carl and Barbara Ellis." 2016-03-26. July 20, 2025. http://collections.carli.illinois.edu/cdm/ref/collection/chm_oh/id/156.