equatorjournal: Niels A. Dekker, Sumatra, 1962. From “Tanah air kita: Indonesia” 1963.ht
equatorjournal: Niels A. Dekker, Sumatra, 1962. From “Tanah air kita: Indonesia” 1963.https://www.instagram.com/p/CNxtvBcgZDZ/?igshid=183te8gzhcelt -- source link