Prev Next Index: Mogens Otto Nielsen Letter from Nielsen 1979-03-09 Mogens Otto Nielsen, Denmark Sent from: Hjallerup, Denmark Medium: Printed matter, Paper, Marker Category: Letter, Envelope Dimensions (cm): 16.5 x 23 Pages: 6 Subject: mogens otto nielsen, atmosphere controlled, mail art, visual poetry, unemployment room, childrens books, william louis sorensen, broenderslev avis, flowers