1962-1963 One volume in five issues. [ii], 311 p., numerous illustrations. Original printed wrappers. Parts 2 and 3 are combined in a single issue, hence there are five parts instead of the usual six. One wrapper a bit chipped, without loss, otherwise good, complete volume.
1962-1966 Two volumes, 2 issues (14 parts in 13). Original printed wrappers. Two complete volumes and two subsequent issues, with all the original wrappers. A clean set.
1962-1965 Two volumes (12 parts in 11 issues). Original printed wrappers. Two complete volumes, with all the original wrappers. A clean set.
1902 over 60 p., several illustrations. Original printed wrappers. A few markings, otherwise good. Rare.
1964-1965 One volume in six issues. [ii], 387 p., numerous illustrations. A few covers a bit soiled, otherwise good, complete volume.
1966-1967 In six issues. 412 p., many text figures and plates. Original pictorial softcovers. A very good, complete volume.
1968-1969 In six issues. 576 p., many text figures and plates. Original pictorial softcovers. A very good, complete volume.
1970-1971 In five issues. 438 p., many text figures and plates. Original pictorial softcovers. Parts 2-3 combined into one. A very good, complete volume.
1972-1973 In six issues, 547 p., many text figures and plates. Original pictorial softcovers. A very good, complete volume.