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Hourglass (sand)
Powder hourglass housed in a circular iron frame with four small pillars. The glass capsules are joined at the center by paper disks. The time elapsed was measured by the quantity of powder falling from the upper compartment to the lower one.
Kreatur
- Europeana
Pubblikatur
- Museo Galileo - Istituto e Museo di Storia della Scienza
Tip ta' oġġett
- Hourglass
- hourglasses
Istituzzjoni fornitriċi
Dikjarazzjoni tad-drittijiet tal-midja f'dan ir-rekord (sakemm mhux speċifikat mod ieħor)
- http://rightsstatements.org/vocab/InC/1.0/
- http://rightsstatements.org/vocab/InC/1.0/
Drittijiet
- © Museo Galileo - Istituto e Museo di Storia della Scienza
Data tal-ħolqien
- 17th cent.
- 16XX
- 1700
- 1601
Postijiet
- Italian?
Identifikatur
- urn:imss:instrument:401059
Limitu
- height 110 mm
Lingwa
- eng
- ita
Jagħmel referenza għal
- http://catalogue.museogalileo.it/indepth/HourglassesWaterClocks.html
Sena
- 1601
- 1700
Pajjiż fornitur
- Italy