History has tended to overlook the festival that was bigger than Woodstock, Monterey or the Isle of Wight.
The set pays tribute to the Southern rock pioneers and their extraordinary body of work, and is available as a 10LP or 5CD box set or digitally.
Gregg was born on 8 December 1947 in Nashville, one year the junior of brother Duane, with whom he would co-found the mighty blues-rock institution the Allman Brothers Band.
Gregg Allman, a founding member of the Allman Brothers Band, He passed away Saturday (27 May) at his home in Savannah, Georgia; he was 69.
Butch Trucks, who co-founded The Allman Brothers Band in 1969, passed away on 24 January, 2017 aged 69.
Brothers and Sisters was spreading the Allman family name on 8 September 1973, becoming the Allman Brothers Band's only US No. 1 album.
The band were flying high when the dreadful news arrived, on 29 October 1971, that Duane Allman had been killed in a motorcycle accident.