An Essay on Electricity, Explaining the Principles of That Useful Science; And Describing the Instruments to Which Is Added, a Letter to the Author, f (Hardcover)

Esoteric Lessons for the First Class of the School of Spiritual Science at the Goetheanum : Volumes One to Four (Multiple-component retail product, shrink-wrapped)

A Treatise Describing the Construction, and Explaining the Use of New Celestial and Terrestrial Globes Designed to Illustrate, the Phoenomena of the E (Hardcover)

Instructions for the Use of Hadley's Quadrant, Containing, the Principles on Which That Admirable Instrument Is Constructed, with a Description and Us (Hardcover)

The Heathen Martyr: Or, the Death of Socrates, an Historical Tragedy. in Which Is Shewn, That the Plague Which Infested the People of Athe (Hardcover)

Micrographia Illustrata, Or, the Knowledge of the Microscope Explain'd: Together with an Account of a New Invented Universal, Single or Double, Micros (Hardcover)