User study of multi-collection text retrieval
Matt Stoeffler & James Reed

1

Evaluation of the National Science Digital Library
Casey Jones & Tamara Sumner

5

Usability testing of the virtual data center
Jessica Hovater, M. Krot, D. L. Kiskis, Ilona Holland & Micah Altman

7

Libraries: comparisons between the real and the virtual in 3D, 2D zoomable and 2D arborescent [NB this is a TIFF file]
Cedric Dumas, Frederic Jourdan & Patricia Plenacoste

11

An investigation into the application of Claims Analysis to evaluate usability of a digital library interface
Suzette Keith, Ann Blandford, Bob Fields & Yin Leng Theng

15

Searching digital image libraries
Julie J. S. Parker

21

Usability research as participative inquiry
Ann Peterson Bishop & Bertram (Chip) Bruce

26

Patterns of interactions: user behaviour in response to search results
Hanna Stelmaszewska & Ann Blandford

29

A model-based approach to usability evaluation for digital libraries
Kyunghye Kim

33

Digital Library Attributes: Framing usability research
Robert J. Sandusky

35