PHILIP, George.

PHILIP'S PLANISPHERE showing the principal stars visible for every hour in the year. 1920.
Author PHILIP, George.
Title PHILIP'S PLANISPHERE showing the principal stars visible for every hour in the year.
Published London. George Philip & Son Ltd., The London Geographical Institute. No date [circa 1920's].
Stock Code 9417
Description Leather, gilt disc, representing clock time of twenty-four hours; moveable printed cardboard disc, marked with the months of the year at the periphery, and with the night sky in the centre. The back has a printed 'Explanation.' A little rubbed; else very good. Modern plastic examples can still be purchased new, but early twentieth century examples are scare.
£275.00