f.103. Letter in Malay from Orang Kaya Seri Bijawangsa and Orang Kaya Maharaja Lela Muda and Jaya Pahlawan and Setia Raja of Siak to Ibrahim, 14 Zulkaidah 1225 (11 December 1810). Heading: Qawluh al-haqq. English paper, ‘Curteis & Son 1804’; 29.3 x 22.6 cm. Translated in Ahmat (1971, Appendix:1).
f.104. Letter in Malay from Tunku Pangeran Sukma Dilaga of Siak to Lord Minto, 18 Zulkaidah [1225] (15 December 1810). Red wax seal. Heading: Qawluh al-haqq. European paper; 26 x 21 cm. Reproduced in Gallop 1994:111, 208. Translated in Ahmat (1971, Appendix:2).
f.108. Letter in Malay from Tunku Pangeran in Lingga. Red wax seal with a picture of a ship, 1214. Heading: Nur al-syams wa al-qamar. 1804. Translated in Ahmat (1971, Appendix:7).
f.110. Letter in Malay from Tunku Pangeran to Raffles, 20 Zulhijah 1225 (16 January 1811). Red wax seal. Heading: al-syams wa al-qamar. Wm: ‘1804’. Translated in Ahmat (1971, Appendix:10-1).
f.115. Letter in Malay from Yang Dipertuan Paduka Seri Sultan Abdul Jalil Khaliluddin ibn al-Sultan Jalil Saifuddin of Siak to Raffles, 24 Muharam 1226 (18 February 1811). Black ink seal. Heading: Nur al-syams wa-ala-qamar. Dutch paper, ‘M Schouten & Com’. Translated in Ahmat (1971, Appendix:20-1).
f.119. Letter in Malay from Tengku Pangeran Kesuma Dilaga Siak to Raffles, 11 Rabiulawal 1226 (5 April 1811). Red wax seal: ship. Heading: Qawluh al-haqq. S Wise & Patch, U.E.I.C, 1808. Translated in Ahmat (1971, Appendix:27-31).
f.120. Letter in Malay from Tengku Pangeran Kesuma Dilaga Siak to Raffles, 12 Rabiulawal 1226. Red wax seal: ship. Heading: Qawluh al-haqq. S Wise & Patch, 1808. Translated in Ahmat (1971, Appendix:32-3).
f.121. Letter in Malay from Tunku Pangeran in Mentakaman to Raffles, 21 Rabiulawal 1226. Red wax seal: picture of ship. Heading: Qawluh al-haqq. S Wise & Patch, 1808. U.E.I.C. Translated in Ahmat (1971, Appendix:).
f.124. Letter in Malay from Yang Dipertuan Paduka Seri Sultan Abdul Jalil Saifuddin ibn al-marhum Sultan Uthman bin Syaikh Ali Ba‘lawi of Siak to Raffles, 10 Muharam 1212 (Wednesday 5 July 1797 AD). Heading: shams wa al-qamar. GR.
f.126. Letter in Malay from Sultan Abdul Jalil Khaliluddin of Siak to Lord Minto, 7 Jumadilawal 1226 (30 May 1811). Lampblack seal. English paper, ‘Radway 1808’; 40.8 x 32 mm. Reproduced in Gallop 1994:37, 218.