Music Billboard Top 40 – April 18, 1960 adminSeptember 6, 2024 The amount of instrumental Top 40 tunes would certainly dwindle over the ensuing years, but in the spring of 1960 they were all over the charts! Source
Billboard Top 40 Hits – May 19, 1984. The Top 40 Songs on the Billboard Hot 100 Chart for the week ending May 19, 1984. Source
Billboard Top 40 Hits – November 2, 1985 The Top 40 Songs on the Billboard Hot 100 Chart for the week ending November 2, 1985. Source
1975 Billboard Year End Hot 100 Singles – Top 100 Songs of 1975 1975 Billboard Year – End Hot 100 Singles Top 100 Billboard Songs of 1975 Source