Philips' Planisphere and Philips' Patent Orrery, 10-inch models, by George Philip and Son London, c.1910. Printed paper on card with leather horizon aperture. Philips' Planisphere and Philips' Patent Orrery 1910-1915
Planisphere with accessories (missing tripod and planetary symbols) to indicate position of celestial objects, patented 1912 by William Peck, City Observatory, Edinburgh, in wooden box with label. Planisphere with accessories (missing tripod and planetary symbols) to indicate position of celestial objects 1912