Biographical Bytes from Bala: Laurel Hill West Stories #053 Architecture expanded during the 19th century period of European colonialization, ignoring influences from Asia and Africa. Although not buried at Laurel Hill, African American architect Julian Abele is thought to have designed mausoleums at both properties. Walter R. Livingston, Jr., interred at Laurel Hill West, is considered Philadelphia's top Black post-War architect; his masterwork is the Zion Baptist Church on North Broad Street.