- Set of 5 books in the 'School Mathematics Project SMP Calculator series: Teacher's guide; Discover how to use your electronic calculator; Growth and decay: financial & other applications; Sequences and iterative processes; Calculator supplement by topics.

Cambridge: Cambridge University Press, 1979. First Edition. Softcover. Teacher's guide is disbound with folder holes and crease to front cover, 48 pages, index. The four other books are clean and tightly bound paperback originals, stapled spines, no inscriptions, appear little used. All have c40 pages and an index. Good.