Comic Title: Flash Comics #104
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: February 1949
On Sale Date: December 8, 1948 Copyright Date December 6, 1948
Source: Library of Congress, Periodicals 1948
Until 1958 DC did not report actual on sale dates to the copyright office
The publication dates listed in LoC records are NOT release dates.

Newsstand Date December 8, 1948
Source: Newsdealer Magazine, V3 #11

Frequency: Monthly
Cover Price: $0.10
Page Count: 48
Contains: Ownership Statement
Editor: Julius Schwartz

Title: "The Vanishing Lighthouse"
Pages: 5

Feature(s):
Atom (Al Pratt of Earth-2)

Writer: Arthur Adler
Artist: Paul Reinman

Feature Character(s)

• Atom (last appearance in Flash Comics #103; next appearance in Sensation Comics #86)

Supporting Character(s)

• Mary James (last appearance in Sensation Comics #86; no further appearances)

Villain(s)

• Some oil thieves (no further appearances)

Comments:
This is the final Golden Age Atom solo story.

Synopsis:
While fishing with Mary, Al Pratt witnesses a lighthouse sink into the ground. They investigate, and Mary soon disappears. Al dons his Atom garb and finds an underground chamber. Inside thieves have set up a tap to steal oil from the government. The lighthouse was inflatable and used as a cover for their operation. Atom stops their scheme and turns them in to the authorities.