[BC] Break Down Of Clear Channels

[Tom Dimeo]

Do you know which were the first thirteen clear channel 
frequencies to be broken down, maybe in the sixties?  Then, 
later the remaining twelve went.  I could never find out 
which were which.

Tom

** Message Separater **
>U.S. Class I-A Clears are: 640, 650, 660, 670, 700, 720, 
>750, 760, 770, 780, 820, 830, 840, 870, 880, 890, 1020, 1030, 
>1040, 1100, 1120, 1160, 1180, 1200 and 1210, since 1941.