Cover pencils by Curt Swan, inks by George Klein. 

The Underwater Pranks of Mr. Mxyzptlk!, script by Edmond Hamilton, pencils by Curt Swan, inks by George Klein; 

Mr. Mxyzptlk returns to the 3rd dimension to attempt to win a practical joke contest in his home dimension. 

Krypton's First Superman! starring Lori Lemaris, script by Jerry Siegel, pencils by Curt Swan, inks by George Klein; 

Supergirl discovers why Superman has begun to act evil at random intervals, and it all goes back to before Krypton exploded.

Scan is of the actual book you will receive.