Abstract: |
Thermometer tube, capillary, bulb broken off, bent at top twice at right angles to communicate with wide glass tube containing graduated paper scale reading from -25° to 90°, with 80° as B.P. Every degree is divided into five parts. The paper scale carries the words: 'Thermometre selon Réaumur Par Mossi Ingenieur. Breveté Privilégié du Roi; de MM. De l'Académie Royale des Sciences et de la Société Royale de Médicine pour les Instrumens de Physique &c. Quai Pelletier N° 16 au Second à Paris Mai 1789'. |