Author : Jan Slomczynski

Poster : "TAJEMNICA STAREJ KOPALNI", 1961

A1 vertical = 23" x 33" (58.5 x 84 cm), 6-color offset

Value : $ 500 +, rare

Film : "Mystery in the Mine", Britain (Marton Pk. Studios for Children's Film Foundation), 1959

Directed by James Hill

Starring : Peter Copley, Howard Greene, Ingrid Cardon