Photographs (2) of a siderostat constructed by Messrs Cooke and Sons of York, for the Royal Society Photographs (2) of a siderostat constructed by Messrs Cooke and Sons of York
12 inch Everest pattern geodetic theodolite by T. Cooke and Sons, 1884. With part. 12 inch Everest pattern geodetic theodolite by T. Cooke and Sons
Photograph of siderostat by T. Cooke and Sons, Royal Society [mounted with 1876-1001/2/4] Photograph of siderostat by T Cooke and Sons, Royal Society
Circular instrument dividing engine designed by Frederick Cooke, at T. Cooke & Sons, London, England around 1890. The cast brass, 28-inch dividing plate, with nine spokes is supported on a heavy wooden tripod stand. The instrument is mechanically similar in design to the large dividing engine completed by Thomas Cooke, the company’s founder in 1865. Circular instrument dividing engine.
Solar spectroscope with stand and two mahogany boxes by T. Cooke and Sons, York, England, 1881. Used at the Solar Physics Observatory, South Kensington between 1881 and 1912. The set of prisms give a high dispersion equal to 20 prisms, by passing the light through the prisms train four times. Solar spectroscope by T. Cooke & Sons, 1881