Note 22 — Chapter XVIII
Reading edition
“The Cause of Rustiness in Sheet-Rubber,” H. J. Hellendoorn, Archief voor de Rubbercultuur, October, 1919 (Communication from the Central Rubber Station, Buitenzorg, Java).
Reading edition
“The Cause of Rustiness in Sheet-Rubber,” H. J. Hellendoorn, Archief voor de Rubbercultuur, October, 1919 (Communication from the Central Rubber Station, Buitenzorg, Java).