In addition to his duties in the Tax Farm, Lavoisier took on important administrative functions in the Academy of Sciences, developed an experimental farm at a country bestate/b he had purchased outside Paris, made improvements in the b....../b Yrjö bVäisälä/b (1891-1971), an astronomer from Finland, had been working on a related design before Schmidt but left the invention unpublished at the time. The Austrian physicist Wolfgang Pauli (1900-1958) in 1925 defined the Pauli ...