Bologna's old city is about 40–45% larger than Shanghai's old town:
(the two maps are of the same scale)
https://scholarspace.manoa.hawaii.edu/handle/10125/62866 Lovers of Chinese archtecture will rejoice at having this free digitized version of…
From the file of Siegfried Fuchs, an "independent furrier," found at Arolsen archives.
https://1893.chicago00.org/ Super cool!