Book Describing "Lace Curtain" area of Cork Town section of Detroit,MI

My Mother, Peggy Henry Lenhard wrote that her mother, Marie Agnes Endres, was born in Cobourg, 
Ontario, Canada and emmigrated to the "Lace Curtain" section of Cork Town in Detroit, MI.

This a link to a book written about the Cork Town area of Detroit:

 

http://www.archive.org/stream/detroitismyownho00bingrich/detroitismyownho00bingrich_djvu.txt