A Birger Alsio (1941-2021) 1980's abstract drawing.
Swedish.
Black marker pen on paper.
Signed and dated to the bottom right hand corner - Birger Alsio - 80.
The back is titled in Swedish Skuggbalkar XI (Shaded Beams X) & Gjord den (Made on this date) - 9.8.1980
32.5 cm high x 24.2 cm wide
Birger Alsio was a professional scientist who took early retirement in 1969 with a diagnosis of schizophrenia and paranoia and became a dedicated artist.