Documentation

Manifest (Manifesto) in Reflex: orgaan van de experi­mentele groep in Holland, nº 1, 1948Republished in Documents relatifs à la fondation de l'Internationale Situationniste 1948-1957, Paris, Allia, 1985, pp. 20-34.

The Høst group and the Experimental Group in Holland at the zoo in Copenhague, November 1948.f.l.t.r.: Constant, Vibeke alfelt, Ejler Bille, Corneille, Knud Nielsen, Tonie Sluyter, Sonja Ferlov with her son Wonga, Karel Appel, Erik Ortvad, Ernest Mancoba, Else Alfelt, Carl-Henning Pedersen with, at the front, their daughter Karl, Agnete Therkildsen and Ortvad's son with his mother behind him.

Review of the exhibition at gallery Santee Landweer, Amsterdam from January 25 till February 13, 1947.

f.l.t.r.: Victor, son of Constant and Matie, Constant, his wife Matie and their daughter Martha, born August 13, 1946. ca 1946

Victor, Constant, Matie and Martha, ca 1946

Wedding Constant and Matie van Domselaer in Bergen, the Netherlands, 1942 NB: Not available in high res!

F.l.t.r. Ciska and Sjaak Debets (Cocky's parents), Ria Debets (Cocky's sister), Cocky Debets (wife Jan Nieuwenhuys), Jan Nieuwenhuys, mother and father of Constant and grandmother of Constant from father's side and in the back Arie Teeuwisse, Irmgard and Jan Meefout.In the house of Cocky's parents on the wedding day of Cocky and Jan in 1950.

The father of Constant. ca 1940 NB: We do not have a version fit for print of this image.  

School Photo Constant at Instituut voor Kunstnijverheidsonderwijs at Gabriel Metsustraat, Amsterdam, 1939. Constant is in the middle of the fourth row, in between two professors at the third row.  NB: we do not have a TIFF image of this picture!

Constant's grandfather, from mother's side, Cornelissen, 1938

f.l.t.r. and t.t.b.: Constant's father, his mother, his grandmother, Constant and his brother Jan. ca 1933 NB: We do not have a version fit for print of this image.  

Class Photo of Constant at the St. Gerardus Majella School, April 7th of 1932. Constant sits front row right holding the sign. 

from left to right and top to bottom: Constant's aunt, grandmother - paternal side -, his father, Constant, his brother Jan and his mother. Ca 1932

f.l.t.r.: Constant's aunt, his father, Constant, his grandmother, his mother and his brother Jan. Ca 1932

f.l.t.r.: Constant, his brother Jan, his father, his mother and his grandmother. Ca 1932

fltr: his aunt, his brother Jan, Constant, his mother, his father and his grandmother.  ca 1932  NB: We do not have a version fit for print of this image.

Constant's brother Jan and Constant ca 1932

Constant's brother Jan and Constant in Artis Zoo, Amsterdam, circa 1932.

Constant and his younger brother Jan ca 1930

Constant and his brother Jan ca 1930