Discussion of rock and roll music from 1950-1970. Readers: 11000 (0.3%) {51%} Mesgs per month/day: 2163/72 {84%} Crossposting: 6% {28%} Megs per month/day: 3.0/0.100 {81%} Sites reciving this Group: 44% Cost ratio ($US/month/rdr): 0.11