Publication: Made in New York Keith Haring - Paolo Buggiani e la vera origine della street art a cura di Gianluca Marzani, p.18, Associazione MetaMorfosi, 2020. Exhibition: Osimo, Palazzo Campana, 23 July 2020 - 10 January 2021. Provenance; Private Collection, New Yor; Private Collection, Florence; Internationl Art Sale; Private Collection. 1984 c. From the "Subway drawings" cycle: the first chalk works made, in New York in the early 1980s, on black paper billboards that covered expired advertisements. Sitography: https://www.associazionemetamorfosi.com/wp/made-in-new-york-keith-haring-subway-drawings-paolo-buggiani-e-la-vera-origine-della-street-art/