The mine of lost days.
By: Illus. by John Verling.
Contributors: Verling, John, illus.
Edition: [1st ed.]
Publisher: Lippincott
Published: 1974
Place of publication: Philadelphia
Language: eng
Number of pages: 187
Subjects: Time travel -- Fiction.; Ireland -- Fiction.
Description: On a visit to Ireland, Henry falls into a "haunted" copper mine, and discovers that he and his new friends can travel into the past.