Darrel McCray aka “Cornbread” is credited with being the father of modern graffiti although “Bobby Beck in ’59’ was applied all over city highways. See Steve Powers, The Art of Getting Over, p 10. Cornbread along with Chewy, Kidd, Dr. Cool, Cool Earl (Earl Hubbard) and Badnews Jimmie start tagging the Broad Street subway line and properties in North and West Philadelphia. By 1972, their influence spreads to New York.