おじいさんの時計

From Author Wars - https://authorwars.com/books/oziisannoshi-ji-2035107.html

Overview:

Title: おじいさんの時計
Author: 草上仁
Year: 1990
Type: Short Fiction

Editions/Publications:

Unknown. S-Fマガジン 1990年8月号, #397 (Unknown, 草上仁, 早川書房, Trade Paperback, MAGAZINE)