The manuscripts are mainly concerned with Hutchinson's work, including 1688 Revolution in Siam: the memoir of Father de Bèze (published in 1968); Foot Soldiers of the Honble Company in Java and Celebes; "Phaulkon's House at Lopburi" (published in 1972); and Constantine Phaulkon (1647-1688). There are other manuscripts by Hutchinson as well as those by other writers, such as, Erik Seidenfaden (1881-1958).