Sida miniature camera. Diecast bodied subminiature camera for 32mm wide rollfilm. Sida Miniature Camera circa 1936
Elementary Chemistry. [Ms. vol. of] Lecture notes of Prof. A.W. Hofmann, Berlin. [Notes 'made in Berlin, Germany, Summer 1879 by permission of Prof. Hofmann, for use of Albert C. Hale'. In German. 125 right-hand pages used, with additional notes and some pencil drawings on left-hand pages. Hale took his PhD in Heidelberg in 1880] Elementary Chemistry. [Ms. vol. of] Lecture notes of Prof. A.W. Hofmann 1879