article in the Algemeen Indisch Dagblad - 28-3-1936
(printed version of d6)

with four articles in response
- "can art manage nature" - nature lover protests against decorative tree forms
- "nature and art"- adheasie to plans of technical municipal departments for road planting
- "Wooden or Iron Trees, As long as they don't cost taxpayer money
- "Nature and art on April 1" - the first iron tree planted