The Theory of Functions of a Real Variable and the Theory of Fourier’s Series. vol. 1 Third edition, vol. 2 Second edition, revised throughout and enlarged. [2 volumes].

Hobson, E. W.

Cambridge University Press, Cambridge, 1927 (vol. I), 1926 (vol. II)

26 x 17.5 cm, 2 vols. Original blue cloth hardcovers, xvi, 736 pages & x, 780 pages, Text in English, volume II slightly askew in binding, paper browned, some spots/ foxing, previous owner's name, although still very good set, see picture.