Rie van Rossum (1903-1973)/Jaap Veenendaal (1903-1981)

Archive of watercolour drawings by Veenendaal and storyboard/correspondence Rie van Rossum for the schoolbook series Open Vensters, written by Rie van Rossum and S.J. Matthijsse, illustrated by Veenendaal and published by N.V. H. ten Brink's Uitgeversmaatschappij, Meppel, c. 1955.

Contents: 1) 26 sheets with watercolor drawings for the series part 7. Incl. the colour negatives; 2) 26 sheets with watercolour drawings + exchange sheets for the series part 8. Incl. the colour negatives. 3) Text and proofs Open Venster part 2 (manuscript and part of the original drawings) and a notebook with instruction for the drawings; 4) Correspondence Rie van Rossum and Mr. Bouwman, Zwolle.