Nice piece about the Amen Break
http://www.openculture.com/2013/03/the_amen_break_the_most_famous_6-second_drum_loop_how_it_spawned_a_sampling_revolution.html

See Also http://www.economist.com/node/21541707 which has this wonderful quote:-

“A lot of young people are nostalgic for things they weren't there for,”

And this. Best tracks containing the Amen Break http://www.economist.com/node/21540676