Jajo Fabergé - Porcelana
Nr 30952691
Sprzedane
Ostateczna oferta
€ 60
230 tygodni temu
Franklin Mint - Figurka, Kwadrant Guntera - Drewno, Mosiądz
For auction, this beautiful Gunter's Quadrant made by Franklin Mint
It was Ptolemy who, in the second century A.D, first proposed using a quadrant or quarter-circle, rateh than a full-circle instrument to measure declination and zenith distances. Over the next centuries the basic quadrant remained realtively unchanged until 1618. In that year, mathematician Edmund Gunter rediesigned the quadrant, engaraving a stereographic projection of a part of the equator, ecliptic, the tropics and the horizon onto the plane of the equator. By sighting on a particular astronomical information, as well as distancies, date and time of a day. Five years after its invention, Gunter delivered a paper describing the quadrant, which gained immidiate acceptance within the scientific community.
This is a precision calibrated instrument. An ideal gift for any enthusiat/collector or scientific instrument. Pictures are part of description.
Shipment: tracked & signed service with additional insurance and GUARATEED DELIVERY before Christmas.
Please note: import charges/taxes are buyer's responsibilty.
Nr 30952691
Sprzedane
Franklin Mint - Figurka, Kwadrant Guntera - Drewno, Mosiądz
For auction, this beautiful Gunter's Quadrant made by Franklin Mint
It was Ptolemy who, in the second century A.D, first proposed using a quadrant or quarter-circle, rateh than a full-circle instrument to measure declination and zenith distances. Over the next centuries the basic quadrant remained realtively unchanged until 1618. In that year, mathematician Edmund Gunter rediesigned the quadrant, engaraving a stereographic projection of a part of the equator, ecliptic, the tropics and the horizon onto the plane of the equator. By sighting on a particular astronomical information, as well as distancies, date and time of a day. Five years after its invention, Gunter delivered a paper describing the quadrant, which gained immidiate acceptance within the scientific community.
This is a precision calibrated instrument. An ideal gift for any enthusiat/collector or scientific instrument. Pictures are part of description.
Shipment: tracked & signed service with additional insurance and GUARATEED DELIVERY before Christmas.
Please note: import charges/taxes are buyer's responsibilty.
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