#4

Also a part of the Blackthorne 3-D Series (Blackthorne, 1985 series) #21. The Blackthorne 3-D Series is monthly while the Gumby 3-D series was quarterly. 3-D glasses included. Based on the character created by Art Clokey (and introduced to TV viewers in 1957). All stories are adaptations of episodes from the TV series.