From the determined eyes of a sharecropper in 1935 to the bustling North Philadelphia neighborhood of 1973. From the scientific brilliance of Dr. William Conan Davis in 2022 to the courage of Capt. Wendell O. Pruitt and S/Sgt. Samuel W. Jacobs in 1944. And to the unwavering voices of Black Lives Matter protesters in 2015. Made with images in the public domain.