charcoal on paper, folio of 10 sheets

signed with the artist's initial, numbered and dated '141 6.1.5 ... M. 10.8.86' on front sheet

each closed 42.5 x 32 cm (16 3/4 x 12 5/8 in.)
each open 42.5 x 62 cm (16 3/4 x 24 3/8 in.)

Executed in 1986.