182 pages
English language
Published 1963 by Constable Young Books Ltd..
182 pages
English language
Published 1963 by Constable Young Books Ltd..
When their scientist father disappears whilst on a secret mission, two children and a friend search for him through time and space by a process of "tessering."
Meg Murry and her friends become involved with unearthly strangers and a search for Meg's father, who has disappeared while engaged in secret work for the government.