5. Holosteric Barometer & thermometer. C19th. 110mm diam
SOLD

6. Hourglass C19th. 180 x 70 mm
225€

7. Fishery or Sea coast stick Barometer by Negretti and Zambra. Extra large bore.Ivory scale .Superb. 92cm. C 1860
€ 2,525

8. Ivory desk thermometer with compass set in crown. Calibrated in Centigrade. 190 x 70 mm. C1880
€ 285