Contributions to the study of karst [by] P. W. Williams [and] J. N. Jennings. Williams, Paul W. (Paul Worthing) Jennings, J. N. (Joseph Newell) International Geographical Congress (20th : 1964 : London, England) Karst. Limestone. Geology Ireland. Geology Australia. GB601 .W49 551.44 WIC Two papers delivered at Twentieth International Geographical Congress, Settle and Buxton, Eng., July-August 1964. Canberra, Australian National University [1968] [1968] 1968 Text x, 110 p. eng Australian National University, Canberra. Research School of Pacific Studies. Dept. of Geography. Publication G/5 (1968) Australian National University, Canberra. Research School of Pacific Studies. Department of Geography. Publication G/5 (1968) Ireland. Australia.