The Evolution of Billboard Magazine...
Billboard magazine’s Hot 100 List celebrated... ...e, one with a mission that reflected its name: an advertising trade periodical, focused on circuses.According t... ...de periodical, focused on circuses.According to a history written by his grandson, Roger S. Littleford, Jr.... ...is nights and weekend...
https://www.neatorama.com/2015/08/05/The-Evolution-of-Billboard-Magazine/
