Dip circle
                                Date
                            
                            
                                1871
                            
                            
                        
                            
                            
                            
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                                Dimensions
                            
                            
                                height (drawing): 70mm
width (drawing): 100mm
                            
                        
                            
                            
                            width (drawing): 100mm
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                                Description
                            
                            
                                Study of a standard dip circle, an instrument used to measure the Earth’s magnetic field by the angle of deflection from the horizon.
Illustration for the book Outlines of magnetism and electricity, for public schools and science and art examinations; being notes of a course of lectures delivered at the Royal School of Naval Architecture, with an introduction on the first principles of physics, by William Fletcher Barrett (London, Bell & Daldy, 1871).
Sir William Fletcher Barrett (1844-1925) physicist, was elected a Fellow of the Royal Society in 1899.
                            
                            
                        
                            
                            
                            Illustration for the book Outlines of magnetism and electricity, for public schools and science and art examinations; being notes of a course of lectures delivered at the Royal School of Naval Architecture, with an introduction on the first principles of physics, by William Fletcher Barrett (London, Bell & Daldy, 1871).
Sir William Fletcher Barrett (1844-1925) physicist, was elected a Fellow of the Royal Society in 1899.
                                Associated place