Johnny & Edgar Winter "Frankenstein", "Be Careful With A Fool", & blues rave up

Dig this.  A 20 minute jam, by Johnny and Edgar Winter, on Edgar's classic instrumental, "Frankenstein", on the blues, "Be Careful With A Fool", that has been posted here, before, and to close the jam out, another blues rave up with Johnny on guitar, and Edgar, on alto saxophone.    Rest In Peace, Johnny Winter.