After consulting with three engineers, I can now safely assume that the zigzag structure on or behind Windsor Dairy in the 1937 photograph is a cooling unit of some kind. The 1929 Sanborn map for that part of Blake Street noted that there was an ice cream manufacturing unit in that part of the building […]
I’m wrapping up the first round of documentation, which consists of filing all the xeroxes from 1937, the prints from 1978-79, and some (not all) prints from 2009-2012. The files are organized street by street. The documentation consists of entering information about landmarks in each photograph, noting the dates photographed in the 1970’s, any atmospheric […]