Hand-written journals documenting travel, with observations, and notes about fieldwork. They contain materials in these categories :
- Journal of Travel and observation H.G.Q Wales 1923-1928 : Vol I and Vol II
- Greater India Research Expedition Field Note Book, 1935
- Greater India Research Expedition Season 1935-1936
- Greater India Research Expedition, Journal of Excavations 1935, Also a continuation of the rough draft of 1937/9 results
- The Greater India Research Committee Malayan Campaign 1937-8, Field Note Book