RICHARDS, H.C. - Some problems of the Great Barrier Reef. /&/ Boring operations at Heron Island, Great Barrier Reef.

1938. Univ. Queensland Papers NS 1, Nr. 2&3 (reprinted from elsewhere); 18+8 pp. 1 fold-out plt. with borehole section. Orig. wrps. very good. Comes with one other paper by R.: Problems of the Great Barrier reef, 1922 Queensland Geogr. J. 36/37, 13 pp.