Articles covering 1770-1940, published in the Journal of the R.A.H.S., 1939-1942, 1951 - I Barrallier's Blue Mountains Explorations, 1802 (R.A.H.S. Journal Vol. 24, 1939). Typescript with MS corrections, also galley proofs and maps. II George Caley: His life and Work, 1770-1829 (R.A.H.S. Journal, Vol 25, 1940). MS draft, galley proofs with MS corrections, and rough notes re Caley. III The Grose River Valley, 1789-1932 (R.A.H.S. Journal Vol. 26, 1941). Typescript draft with MS corrections; rough notes re article and related correspondence, 1938-1940. IV Mittagong and District; Its Industrial Development, 1798-1927 (R.A.H.S. Journal, Vol. 26, 1941). MS draft, TS draft, rough notes including notes on coal mining, the Fitzroy Iron Works, 1833-1927, the Joadja Shale Mine and the Mittagong Maltings, with related correspondence, 1939. V In Search of Dawe's Mount Twiss, 1789-1940 by Frank A. Craft and R. Else-Mitchell (R.A.H.S. Journal, Vol. 27 1942). TS drafts, galley proofs, rough notes and related accounts, 1940. VI Bass's Land Explorations, 1795-1805 (R.A.H.S. Journal, Vol 37, 1951) MS and TS drafts, also rough notes.