There are 3 documents. The first document is an acknowledgement receipt numbered 10848, for the amount of $13.44, from the Anglo-Siam Corporation Ltd. in England. It was issued on 6th December 1926, for the payment on the bill no. 2639. The second document is the abovementioned bill, issued on 6th October 1926, to the Medical Office in Singapore, for the medical goods purchased. The third document is a duplicate of bill no. 2639.