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Project downloads

Check out our project pages for information and downloadable documents and data:


Senshi Sōsho


military history1

De Haan publications

National archivist F. de Haan has published impressive works at the beginning of the 20th century and formed the archive map collection.


The Corts Foundation rescanned four volumes 'Priangan' and three volumes 'Oud Batavia' and made them fully searchable and also online published the map collection at ANRI in Jakarta.



Read more ...
- article Priangan
- article Oud Batavia
- article Map collection

And also ...

- article Corpus Diplomaticum 



DiplBrievenSiam cover

Hendrik E. Niemeijer, Dhiravat na Pombejra, Bhawan Ruangsilp

Full title: The Diplomatic Correspondence between the Kingdom of Siam and The Castle of Batavia during the 17th and 18th centuries

The Corts Foundation / Arsip Nasional Republik Indonesia 2018

[Download PDF 27mb]


The correspondence between rulers of Siam and the Castle of Batavia in the 17th and 18th century show their diplomatic relations in history. Unique examples of handwritten letters, selected and digitized from the Dutch records of the National Archives of Indonesia, are transcribed and translated in this publication. Each letter is introduced and placed in her historical region and context.
Also available in Indonesian version >>
nd also in Thai version >>



The Corts Foundation

is a Dutch non profit organization that uses the legacy of Kees Corts to perform history and archive projects concerning the former Dutch Indies, especially the period of the Dutch East India company, and end of the colonial period during World War II.





Jakarta, Indonesia
Bangkok, Thailand


In particular:
Christiaan G. van Anrooij Fonds
 Engelbert van Bevervoorde-Van Heyst Fonds



In particular:
Isaac Alfred Ailion Foundation







Arsip Nasional Republik Indonesia





National Institute for Military History 





The Corts Foundation provides access to the content of this website, its data sets and owned publications under the creative commons licence.



Audited for reliable management and expenditure




The Corts Foundation regards the preliminary  recommendations by the SBF as applicable,  described in the code version 3.0

by 24 Dec. 2013