Bukit Sadok: 1°31'12"N   111°45'20"E
http://wikimapia.org/4886411/ms/Bukit_Sadok
http://maps.google.com/maps?f=q&hl=en&geocode=&q=1%C2%B031'12%22N+++111%C2%B045'20%22E&ie=UTF8&ll=1.520055,111.755676&spn=0.462635,0.684586&t=h&z=11&iwloc=addr&om=0

http://www.theborneopost.com/?p=23797

http://www.youtube.com/watch?v=mnZ8EfZmcDs
(Rentap animation)

Rentap Lounge
http://www.malaysia-hotels.net/hotels/damailagoon/photo/pages/rentap-lounge.htm

http://books.google.com/books?id=dGEeAAAAMAAJ&pg=PA126&lpg=PA126&dq=rentap+sarawak&source=web&ots=O383VouQ94&sig=9f0wLg_hmvRdxCefiuqxca4HZ3k#PPA126,M1
The Raja of Sarįwak: An Account of Sir James Brooke, K. C. B., LL. D., Given ...
 By Gertrude Le Grand Jacob

Trouble on the Frontier: Dutch-Brooke Relations and Iban Rebellion in the West Borneo Borderlands (1841-1886)
Reed L. Wadley
Modern Asian Studies, Vol. 35, No. 3 (Jul., 2001), pp. 623-644