The letter states that 500 guilders were borrowed by a Javanese from a Chinese person in 1884 and that it would be paid back with coffee.
Other notes:
The 500 guilders were paid back in the following installments:
4 June 1885, 250
2 August 1885, f 50
6 October 1885, f 50
6 October 1885, f 50
On the final page is written Radent (?) Pati Malang f 6,00