British Antarctic Survey Bulletin - Six Issues, 1967-68 [6 issues, Numbers 11, 13, 14, 16, 17, 18]
London: British Antarctic Survey, 1967- 1968. 8vo, 6 issues, Numbers 11, 13, 14, 16, 17, 18: each approx. 100pp., b/w ills and maps, folded charts and tables, paper wraps, few marks to covers otherwise very good.