Compliments.
Compliments.
Sends pt. 1 of Bonpland and Kunth's "Genera et species"; hopes to visit Norwich.
Introduces Kunth; appreciation of Smith's "Introduction to botany"; an article in the "Quarterly".
Requesting the opinion of JH's late father on the nebulae in Orion.
No summary available.
No summary available.
No summary available.
No summary available.
Calling his attention to the works of J. C. Poggendorf and Guillaume Weber. Does he know of the ingenious work carried out at the Cape by C. F. Gauss and Weber?
No summary available.
Praises CD’s Journal of researches and comments on some of CD’s observations and conclusions. Considers volcanic activity and its effect on past climate and changes in climate over time. Discusses glacial phenomena. Believes the climate of the coast of Peru is modified by cold sea-currents.
No summary available.
Recounts details of his recent visit to England. Recent astronomical observations. Has JH heard from C. K. J. Bunsen about his award?
Sending a letter via Ca'colia Gibson raising various queries regarding nebulae.
No summary available.
Sending the first volume of Kosmos. Queries regarding the Magellanic Clouds.
No summary available.
No summary available.
No summary available.
Queries regarding JH's star lists. Sending magnetic information from A. T. Kupffer. Regarding the distribution of nebulae.