Casey Kasem American Top 40 - First Show - WPIX, New York - July 4, 1970 - Radio Aircheck
35:17
Cousin Brucie - Bruce Morrow - WNBC, New York - 1st Show - Part 2 - August 19, 1974 - Radio Aircheck
38:50
AT40 9 4 1971B
2:17:33
American Top 40 - July 4, 1970 (Premiere Broadcast)
35:04
WABC, New York-Dan Ingram-1970-Unscoped
1:09:13
Casey Kasem - American Top 20 (Final Broadcast) [July 4, 2009]
6:07:01
WKNR AM September 3rd, 1970 Full Six Hour Aircheck
1:09:06
Casey Kasem's 100 most popular songs of 1983 montage
2:27:11