ENCYCLOPEDIA: THINGS
Absorbium: 1 issue (Action Comics 343, Nov 1966)
Atomic Robot: 1 issue (Adventure Comics 346, Jul 1966)
Batmobile: 1 issue (World's Finest Comics 163, Dec 1966)
Electro Towers: 2 issues
Gotham Bridge: 1 issue (World's Finest Comics 163, Dec 1966)
Green Kryptonite: 6 issues
Gridzak Plants: 1 issue (World's Finest Comics 163, Dec 1966)
Gunner Gourd: 1 issue (World's Finest Comics 163, Dec 1966)
K-Meson Bomb: 1 issue (Action Comics 342, Oct 1966)
Metallic Plants: 1 issue (World's Finest Comics 163, Dec 1966)
Oil-Bladder Bush: 1 issue (World's Finest Comics 163, Dec 1966)
Phantom Zone Projector: 1 issue (Superman's Pal - Jimmy Olsen 97, Oct 1966)
Red Sun: 1 issue (World's Finest Comics 163, Dec 1966)
Sacred Star of Sinsubhani: 1 issue (Superman 191, Nov 1966)
Sky Vines: 1 issue (World's Finest Comics 163, Dec 1966)
Sprayer Lily: 1 issue (World's Finest Comics 163, Dec 1966)
Superman Robots: 2 issues