https://digitalcollections.syr.edu/Documents/Detail/side-a-cha-cha-cha-at-110th-street-side-b-chaug-a-lug-cha-cha-cha/373339
Side A: Cha Cha Cha At 110th Street / Side B: Chaug-A-Lug Cha Cha Cha - Syracuse University...
side astreet bcha
https://www.nyc.gov/site/designcommission/about/people/chelsea-chaug.page
Chelsea Chaug - Design Commission
chelseadesigncommission