Ahti Lavonen, "Springtime".
Signed Lavonen and dated -66. Mixed media on canvas, 130x130 cm.
Wear due to age and use.
The artist's family.
"Ahti Lavonen", Museum of Central Finland, 11-19 March 1967.
"Ahti Lavonen-Helsinki Festival", Kunsthalle Helsinki, 21 August - 3 October 2004.  Illustrated in the Exhibition Catalogue on p.26. 
"Ahti and Maija Lavonen", Didrichsen Art Museum, 10 February - 13 May 2018.