'In this important book our foremost historian of British telegraphy and Maxwellian electromagnetic field theory gives a compelling account of the intimate relation of telegraph engineering and mathematical physics over some forty years.' M. Norton Wise, Metascience
Prologue. 'An imperial science'; 1. 'An ill-understood effect of induction': telegraphy and field theory in Victorian Britain; 2. Wildman Whitehouse, William Thomson, and the first Atlantic cable; 3. Redeeming failure: the joint committee investigation; 4. Units and standards: the ohm is where the art is; 5. The ohm, the speed of light, and Maxwell's theory of the electromagnetic field; 6. To rule the waves: Britain's cable empire and the making of 'Maxwell's equations'; Epilogue. Full circle.