Robuta

https://www.christies.com/en/lot/lot-5355214
Lavender Building; and Store, 18th St., N.W., Washington D.C., 1972
william christenberrylavenderbuildingstore
https://www.philamuseum.org/objects/135572
Photographs, Chromogenic print, from 1981 (negative); 1982 (print)
william christenberrychurchsprottalabamanegative