The work was published in the catalogue of Lada's works (J. Olič, L. Pavluch, P. Bregantová: Lada, Prague 2008, p. 552). It was exhibited at the comprehensive exhibition on the occasion of his 70th birthday, organised by the Union of Czechoslovak Visual Artists from December 1957 to February 1958 in the gallery on Slavonic Island (J. Lada, J. Vrána: Josef Lada, Comprehensive Exhibition on his Seventieth Birthday, Exhibition Catalogue, p. 38, cat. No. 103). Attached expert opinion of PhDr. P. Pečinková, CSc.