Copies of letters from Thomas James Lempriere (1796-1852) public official, author and artist who served as Commissariat at Sarah Island (1827–30) to George Maclean, Deputy- Commissary-General, from Sarah Island, Macquarie Harbour, Van Diemen's Land, dated 18 June 1846-26 October 1847, reporting provisions and work of the prisoners sent to get huon pine etc. The letters of the 18 and 26 October 1846 report arrival, inadequate habitation (houses having been burnt down) and prisoners refusal to work on building. The second document is a Daily Strength Register of the troops stationed at the Military Establishment, Macquarie Harbour, April 1846-October 1847 including a list of Convict passholders.