The document discusses several geometric monuments and artworks from the early 20th century including Vladimir Tatlin's Model for the Monument to the Third International from 1920, Theo van Doesburg's Counter-Composition V oil painting from 1924, Raimo Utriainen's Ida Aalberg Monument sculpture "The Curtain" from 1972 in Helsinki, and Hannu Siren's 1998 proposed "Trinitas" monument. It also mentions Matti Peltokangas's 1996 Lauri Kristian Relander Monument sculpture "From bottom to top, from inside to outside" in Helsinki.

1. P-AGE 14.6.2008 Researcher Dr. Tuuli Lähdesmäki University of Jyväskylä Geometric monuments and the problem of representation

2. Vladimir Tatlin, Model for the Monument to the Third International, 1920.

3. Theo van Doesburg, Counter-Composition V, 1924. Oil on canvas, 100 x 100 cm, Stedelijk Museum, Amsterdam.

4. Raimo Utriainen, Ida Aalberg Monument, ”The Curtain”, 1972, Helsinki.

5. Hannu Siren, proposal for Monument to the Bishop Henry and the arrival of Christianity to Finland, “Trinitas”, 1998. (left: computer image)

6. Matti Peltokangas, Lauri Kristian Relander Monument, ”From bottom to top, from inside to outside”, 1996, Helsinki.