"The Super Dog from Kyrpton"
Reprinted from Adventure Comics #210
"Superboy's Last Day"
Reprinted from Adventure Comics #251
"The Girl Who Saw the Future Superboy"
Reprinted from Superboy #90
"The Phantom Superboy"
Reprinted from Adventure Comics #238
"The Death of Ma and Pa Kent"
Reprinted from Superman #161
"Superboy's Time Trips", "The Origon of the Superboy Revenge Squad" and "The Phantom Zone Crimminals" are text articles at the end of the issue.
(Note: This is G-71, G-70 is Flash #196 and G-72 is Superman #227)