New alum / by Dr. [Friedrich] Mohr

Nitro-saccharic acid

On the supposed hydrate of phosphorus / by M.[Richard Felix] Marchand

Preparing for Publication

Process for obtaining the hydrobromic and hydriodic acids / by Dr. R[obert] M[ortimer] Glover

Two letters on calotype photogenic drawing, from H[enry] F[ox] Talbot to the editor of the Literary Gazette