f.105. Letter in Malay from Dato Seri Pekerma Raja of Siak to Raffles, 22 Zulhijah 1225 (18 January 1811). Black ink seal. Heading: Shams wa-al-qamar. English paper, ‘Radway’. Translated in Ahmat (1971, Appendix:3).
f.106. Letter in Malay from Yang Dipertuan Tua of Siak to Raffles, 23 Zulkaidah 1225 (20 December 1810). Lampblack seal. Heading: shams wa-al-qamar. 1804.
f.112. Letter in Malay from Yang Dipertuan Tua of Siak to Lord Minto, 22 Zulhijah 1225 (18 January 1811). Black seal. Heading: shams wa-al-qamar. 1808.
f.114. Letter in Malay from Tengku Embab in Siak, wife of Tunku Pangeran, to T.S.Raffles in Melaka, 24 Zulhijah 1225 (20 January 1811). Heading: Qawluh al-haqq. English paper, ‘S Wise & Patch’; 33.6 x 19.8 cm. Translated in Ahmat (1971, Appendix:18-9). Reproduced in Gallop 1994:146, 211-2.
f.116. Letter in Malay from Dato Seri Pekerma Raja of Siak to Raffles, 20 Muharam 1226 (14 February 1811). Black ink seal. Heading: shams wa al-qamar. Translated in Ahmat (1971, Appendix:116).
f.118. Letter in Malay from Yang Dipertuan Tua of Siak Seri Inderpura to Raffles, 4 Rabiulawal 1226 (29 March 1811). Black seal. Heading: shams wa al-qamar. George Smiths. Translated in Ahmat (1971, Appendix:25-6).