Description | An account of pendulum observations made by Jöns Svanberg and S.A, Cronstrand on behalf of the Swedish Royal Academy of Sciences. An attached note reads: 'Svanberg's Account. Although not belonging to the "History" as such, I conceive it better deposited with those sheets than retained by me. J.H. Mar. 3 /86'.
Jöns Svanberg (1771–1851) was a Swedish clergyman and natural scientist. |