Two (2) volumes from the International Series in Pure and Applied Mathematics (1950s), a 1st and 2nd edition. Hardcovers in good condition.

THEORY OF FUNCTIONS OF REAL VARIABLES - Second edition - 1956 - by Lawrence M. Graves. Indigo blue cloth boards exhibit shelf wear on all edges and surfaces.  Gilt titling on front and spine. Binding intact.  Previous owner's name inscribed on front pastedown. All pages age-darkened. No other reader marks.  

VECTOR AND TENSOR ANALYSIS - First edition - 1950 - by Harry Lass.  Indigo blue cloth boards exhibit shelf wear on all edges but to a lesser degree and not much on the remaining surfaces.  Gilt titling on front and spine. Binding intact.  No reader marks. All pages age-darkened.