working chronology...

Superman 697 Adventure Comics Vol. 3 8 Superman: Last Stand of New Krypton 1 Supergirl Vol. 5 51 Adventure Comics Vol. 3 9 Superman: Last Stand of New Krypton 2 Adventure Comics Vol. 3 10 Supergirl Vol. 5 52 Superman 699 Superman: Last Stand of New Krypton 3 Adventure Comics Vol. 3 11

Legion of Super-Heroes 5 Adventure Comics 521 Legion of Super-Heroes 8