 Click thumbnail for a larger image. | Date: 1985 -
Description: Sand glass hour glass, with wooden stand. It was made for the Low Head Maritime Museum to demonstrate one method of calculating a ship's speed. The line was let out for 14 seconds (other methods operated on 8 seconds) then it was hauled in and the knots were counted. The hour glass was made by a glass blower from Launceston. The stand was made at the Pilot Station Maritime Museum. Format: realia Object: hourglasses Material: glass; wood; sand Titles: Sand Glass Subjects: hourglasses Institution: George Town and District Historical Society Inc. Object number: GTH_PS0069 Disclaimer The content of this record is provided by George Town and District Historical Society Inc.. For any questions about the content please contact them. |
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