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CHRONOLOGICAL EPITOME.
| 1595 | Open air-thermoscope invented by Galileo. |
| 1611 | Sanctorius applies Galileo's instrument to the diagnosis of fevers. |
| 1611 | Telioux' thermoscope. |
| 1617 | The word "thermoscope" used by Giuseppe Bianconi. |
| 1624 | The word "thermometer" used by Leurechon. |
| 1632 | Water-thermoscope invented by Jean Rey. |
| 1641 | Sealed alcohol thermometers of Ferdinand II. |
| 1651 | Caspar Ens originates the Drebbel myth. |
| 1643 | Kircher's thermoscopes. |
| 1657 | Differential thermometer of Caspar Schott. |
| 1660 | Giant thermometer of De Guericke, and self-registering thermometer. |
| 1661 | Fabri makes a scale by dividing the interval between the temperature of snow and of mid-summer heat. |
| 1664 | Freezing-point of water taken as a fixed point on scale by Robert Hooke. |
| 1665 | Boyle uses aniseed oil to get fixed point on scale. |
| 1667 | Florentine thermometers described in the "Saggi." |
| 1670 | Paris thermometer. |
| 1688 | Dalencé publishes his "Traitté" and proposes divers scales. |
