| Surat Perseroan (Company) Ui Lam San III | Suprapto, R.M. | Report | | View |
| Surat Perseroan (Company) Ui Lam San IV | Suprapto, R.M. | Report | | View |
| Surat Perseroan (Company) Ui Lam San V | Suprapto, R.M. | Report | | View |
| Surat Perseroan (Company) Willem Eduard Nander | Johan, G. (Gusti) | Report | | View |
| Surat Persetudjuan (Letter of Agreement) Nyoo Seng Hoo | Si, K. J. (Khwan Jiu) | Report | | View |
| Surat Peterangen (Clarification) Mochd. Sidik | Si, K. J. (Khwan Jiu) | Report | | View |
| Surat Tanda Penghargaan (Letter of Honour) Satyalancana Saptamarga | | Report | | View |
| Surat Ukur (Survey Report) A. Hangunrejo | | Report | | View |
| Surat Ukur (Survey Report) Amad Juwari | Sunardi | Report | | View |
| Surat Ukur (Survey Report) Amad Rasid | | Report | | View |
| Surat Ukur (Survey Report) Amir Suwardi | | Report | | View |
| Surat Ukur (Survey Report) B. Satrinah | | Report | | View |
| Surat Ukur (Survey Report) B. Somowiyarjo | | Report | | View |
| Surat Ukur (Survey Report) B.R.A. Purbohadikusuno | | Report | | View |
| Surat Ukur (Survey Report) Damiri | | Report | | View |
| Surat Ukur (Survey Report) Danuri | | Report | | View |
| Surat Ukur (Survey Report) Dulyodisastra | | Report | | View |
| Surat Ukur (Survey Report) Haji Kinal Mutakim | | Report | | View |
| Surat Ukur (Survey Report) Harjo Prawiro | | Report | | View |
| Surat Ukur (Survey Report) Harjo Slamet | | Report | | View |