World's Finest (1941) #240
Cover pencils by Ernie Chan [as Ernie Chua], inks by John Calnan.
How Do You Kill a Superman?, script by Bob Haney, pencils by Dick Dillin, inks by John Calnan; Superman agrees to become king of the bottle city Kandor in order to prevent civil war; Batman is asked to kill Superman.
36 Pages, Full Color. Cover price $0.30.
