Letter from Palon Heinrich Ludwig von Boguslawski, Breslau to Edward Sabine Boguslawski reports to Sabine the progress of the observations at Breslau [Wrocław] observatory, and asks Sabine to communication this at the meeting of the association for the advancement of science, when the state of magnetic cooperation will be discussed. Boguslawski informs Sabine that he did not receive all the information sent by Sabine, and notes the papers he did receive. Requests Sabine to send his work to the Silesian Patriotic Society, who have taken an interest in scientific endeavours. 16 August 1843