Wrigley's Band of Vendors - The Athletic
Wrigley Field - Wikipedia
Things You Didn't Know About Being a Wrigley Field Beer Vendor - Chicago Cubs - Thrillist
Baseballer - Here is a vendor from Wrigley Field in 1975.
Wrigley Field's Best Foods: What to Eat at the Cubs Game
Wrigley Field Vendor Lloyd Rutzky talks about his new book
Wrigley Field beer vendors suffering through Chicago Cubs rebuilding - ESPN
Tips for Visiting Wrigley Field - Choice Hotels
Reflections of A Peanut Vendor. Baseball park vending in the '80s…, by DS Racer, The Press Box