This manuscript contains information about the Javanese Islamic calendar system in the form of triangles facing each other with the word name of the day in Javanese calendar written on each corner. In this text, it is stated that knowledge comes from Haji Rawi Rengel. This unique manuscript is written in black ink. There is countermark in this manuscript material with the word "Salim Nahban Soerabaja".
Extent: 1 European paper manuscript.
Size and dimensions of original material: Height 24.3cm, width 18.8cm.
Condition of original material: Poor.
