...NINE LECTURES ON LIGHT, delivered at the Royal Institution of Great Britain, 1869. Crown 8vo., u. <W. NOTES OF A COURSE OF SEVEN LECTURES ON ELECTRICAL PHENOMENA AND THEORIES, delivered at the Royal Institution of Great Britain. 1870. Crown 8vo. . is. 6d. LESSONS IN ELECTRICITY...
NOTES of a COURSE of SEVEN LECTURES On ELECTRICAL PHENOMENA and THEORIES, delivered at the Royal Institution AD 1870. 
