RARE 19th Cent Australian-made Adney Level/Clinometer Flavelle Robert
Offered for sale is this rare antique late-19th Century Adney level and clinometer, made in Australia by Flavelle & Roberts (Sydney and Brisbane) and dating from between 1880 (when the Adney level is estimated to have been invented) and 1892 (when the firm was renamed Flavelle, Roberts and Sankey). The originally Sydney-based firm (which eventually became domestically famous for its high-quality jewellery, optical and scientific instruments) operated in various iterations from 1847 until 1921.