Not to Be Opened—

by Peter Grainger

• Release: November 1942
• Format: Novelette
• Genres: None
• Audience: Adults
• Content: Undetermined Time Travel
• Original Language: English

VARIANTS

1 English variant

TRANSLATIONS

Translations to German

TAGS(SPOILERS!)

Groupings

• Astounding · Analog (periodical): November 1942
• Cited in Time Machines by Paul J. Nahin ()

TIME TRAVEL ITINERARY

We haven’t yet mapped out the time travel itinerary.

INDEXER NOTES (SPOILERS!)

• Title—We have verified first-hand that the <em><a href='tag-3257'>Astounding</a></em> publication in <samp>January 1950</samp> has a dash at the end of the title. We do not know about the other English publications.