Has spent much time in Petersburg dealing with Pulkowa affairs. Mentions his works that he has recently sent to JH. Thanks for comments on his 'Mensurae Micrometricae.' Looks forward to publication of JH's work at the Cape. Discusses suitability of the Russian winter for astronomical work. Requests JH's opinion of the instruments made by [J. G.?] Repsold and designated for Pulkowa. Comments on the heliometer. Invites JH to opening of Pulkowa Observatory.