L'ascension de l'arbre

From Author Wars - https://authorwars.com/books/lascension-de-larbre-1714556.html

Overview:

Title: L'ascension de l'arbre
Author: Robert F. Young
Year: 1959
Type: Short Fiction

Editions/Publications:

Unknown. Fiction, #73 (Unknown, Robert F. Young, OPTA, ISBN-10: , F140, 148 pages, digest, MAGAZINE)
Unknown. Le pays d'esprit (Unknown, Robert F. Young, Néo, ISBN-10: 2730401393, 239 pages, Trade Paperback, Collection)