Comic Title: Adventure Comics #217
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: October 1955
On Sale Date: August 30, 1955 Copyright Date August 28, 1955
Source: Library of Congress, Periodicals 1955
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 August 30, 1955
Source: Newsdealer Magazine, V10 #6

Frequency: Monthly
Cover Price: $0.10
Page Count: 32
Editor: Mort Weisinger

Title: "Superboy's Farewell to Smallville"
Pages: 12

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

Writer: Otto Binder
Penciller: Curt Swan
Inker: Creig Flessel

Reprinted In:
Superboy #156 (1969)

Feature Character(s)

• Superboy (last appearance in Superboy #44; next appearance in Adventure Comics #218)

Supporting Character(s)

• Lana Lang (last appearance in Superboy #44; next appearance in Adventure Comics #218)
• Jonathan Kent (last appearance in Superboy #44; next appearance in Adventure Comics #218)
• Martha Kent (last appearance in Superboy #44; next appearance in Adventure Comics #218)

Villain(s)

• Duke Mason (next appearance in Adventure Comics #218)

Other Character(s)

• The mayor and residents of Smallville (next appearance in Adventure Comics #218)
• Two actors (disguised as Jor-El and Lara; next appearance in Adventure Comics #218)

Comments:
This story continues in the first story of Adventure Comics #218.

Synopsis:
A rocket ship lands on Earth. Two people emerge from the ship claiming to be Superboy's real parents, Jor-El and Lara. Superboy listens to their story in which they claim to have escaped Krypton's doom. Superboy happily believes them. Then they tell him that they want him to join them to live on another world. Superboy agrees, so he leaves Earth.