Softcover. NY, Atheneum, reprint, 1970, Book: Very Good, Dust Jacket: None, Softcover, 314 pages. The roles of planter and slave in a changing plantation society in Brazil. Clean, bright copy.

Hardcover. Stanford CA, Hoover Institution Press, 1st, 1969, Book: Very Good, Dust Jacket: Very Good, Hardcover in a bright dust jacket, 280 pages, b&w illustrations, endpapers map. A study of the development of the trade union movement in Tanganyika (now Tanzania) after the Second World War, which places them in the context of wider social and industrial change in the country. Clean copy.

Hardcover. London, George Allen & Unwin , 1st, 1926, Book: Very Good, Dust Jacket: None, Hardcover. Very good copy in the original title-blocked black cloth with red lettering. 178 pages including index. The Russian revolutionary's thesis on the economic and political decline of England. Clean copy.