'AH2 and AH3 examples key' (card), (31p.:ill.;28cm), 'AH2 answer sheet ([4]p.;28cm), 'AH3 question book' (31p.: ill.;28cm), and 'AH3 answer sheet' ([4]p.;28cm) as inserts.
AH2/AH3 manual by A. W. Heim. ISBN 0700500138. Published by NFER in 1974. Publication and catalogue information, links to buy online and reader comments.