"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.
PATTERSON'S GROVE. In 1873 this site opposite the race track was used as a park.
"Picnic," Dubuque Herald, August 6, 1873, p. 4. Online: https://news.google.com/newspapers?nid=uh8FjILnQOkC&dat=18730806&printsec=frontpage&hl=en