Mosses with hand-lens and microscope; a non-technical hand-book of the more common mosses of the northeastern United States Q Science
Chemical handicraft: A classified and descriptive catalogue of chemical apparatus, suitable for the performance of class experiments, for every process of chemical research and for chemical testing in the arts. Accompanied by copious notes, explanatory of the construction and use of the apparatus Q Science
Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe Q Science
