Comic Title: Detective Comics #300
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: February 1962
On Sale Date: December 26, 1961 Copyright Date December 26, 1961
Source: Library of Congress, Periodicals 1962

Frequency: Monthly
Cover Price: $0.12
Page Count: 32
Circulation: 325000
Editor: Jack Schiff

Title: "The Bizarre Polka-Dot Man"
Pages: 13

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

Penciller: Sheldon Moldoff
Inker: Charles Paris

Reprinted In:
Suicide Squad Case Files Vol. 1 TPB (2021)

Feature Character(s)

• Batman (last appearance in Justice League of America #9; next appearance in Batman #146)

Supporting Character(s)

• Robin (last appearance in World's Finest Comics #123; next appearance in Batman #146)
• Commissioner Gordon (last appearance in Batman #144; next appearance in Detective Comics #301)

Villain(s)

• Mr. Polka-Dot and his gang (no further appearances)

Other Character(s)

• Ran Jafir (a visiting dignatary; no further appearances)
• Dagar (a spotted leopard; no further appearances)

Synopsis:
Batman is confronted by Mr. Polka-Dot, a criminal basing his crimes around dots and spots. The Caped Crusaders have initial difficulty in stopping the crook, and Robin is captured. He gets a message to Batman though which leads Batman to his location. They team-up again to defeat the crook at his next crime, thanks to Batman deciphering a clue left by Mr. Polka-Dot.