Lot 498 , A French brass cased barograph, early 20th century, retailed by Roland, Anvers, number 65830, with ivory thermometer scale and retailers plaque, 30 cm wide
A French brass cased barograph, early 20th century, retailed by Roland, Anvers, number 65830, with ivory thermometer scale and retailers plaque, 30 cm wide Ivory submission reference: VS3B79UU
£150-250
Sold for £400