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Hardcover published 1977 by the Royal Society of South Africa. The jacket is whole, but edge-worn and chipped and sunned on the spine and faces. The boards are square and solid, with minor wear to edges. Name of previous owner in pen on first end-paper, and also a small smudge on the bottom corner, that has extended to the external side page edges. "A collection of essays published on the occasion of the Centenary of the Royal Society of South Africa".
