When is now? : Experiments with time and timekeeping devices / by Henry Humphrey and Deirdre O'Meara-Humphrey.
Material type: TextPublisher: Garden City, N.Y. : Doubleday, [1980]Copyright date: ©1980Edition: 1st editionDescription: 79 pages : illustrations ; 22 cmContent type:- text
- still image
- unmediated
- volume
- 0385132158
- 9780385132152
- 0385132166
- 9780385132169
Item type | Current library | Collection | Call number | Status | Date due | Barcode | |
---|---|---|---|---|---|---|---|
Books | Jost Bürgi Library Reading Room | KJuvenile | QB209.5 .H85 1980 (Browse shelf(Opens below)) | Available | 31560000058293 |
Includes bibliographical references (page 79).
Gives directions for making several time-keeping devices such as a sundial and water clock and discusses some ancient knowledge about measuring time.
31560000058293 7585
Gives directions for giving several timeteeping devices, such as sundials and waterclock and discusses some ancient knowledge on timekeeping, hands on how to book for classroom experiments and projects
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