Geostationary Operational Environmental Satellite/Data Collection System / Office of System Engineering Q Science
Die Lamellibranchiaten des rheinischen Devon mit Ausschluss der Aviculiden, bearb. von L. Beushausen. Hrsg. von der Königlich preussischen geologischen Landesanstalt Q Science
Minerals in rock sections; the practical methods of identifying minerals in rock sections with the microscope, especially arranged for students in technical and scientific schools Q Science
Astronomical and geographical essays: containing a full and comprehensive view, on a new plan, of the general principles of astronomy; the use of the celestial and terrestrial globes, the description and use of the most improved planetarium, tellurian, and lunarium; and also an introd. to practical astronomy Q Science
