Comic Title: Batman #148
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: June 1962
On Sale Date: April 17, 1962 Newsstand Date April 17, 1962
Source: House Ad, Challengers of the Unknown #26, Page 30

Copyright Date April 17, 1962
Source: Library of Congress, Periodicals 1962

Frequency: Monthly, with the exception of Jan., April, July, and Oct.
Cover Price: $0.12
Page Count: 32
Editor: Jack Schiff

Title: "The Alien Force Twins"
Pages: 8

Feature(s):
Batman (of Earth-1)

Artist: Jim Mooney

Feature Character(s)

• Batman (last appearance in Detective Comics #303; next appearance in Batman #148)

Supporting Character(s)

• Robin (last appearance in Detective Comics #303; next appearance in Batman #148)

Villain(s)

• Members of an alien invasion force (no further appearances)
• Batman and Robin energy twins (no further appearances)

Synopsis:
Batman and Robin investigate a strange city that has appeared from nowhere. When they reach the border of the city, two energy twins are formed and attack the Dynamic Duo. Fleeing the energy twins, Batman finds an alien invasion force in the city. He and Robin are captured, but they escape and expose the aliens to their weakness, water. Defeated, the aliens leave Earth.