1. The Vortex Problem. 



Scientific American XIII, 308, 1865. 



2. Paine's Electro-magnetic Engine. 



Scientific American XXV, 21, 1871. 



3. Illustration of Resonances and Actions of a Similar Nature. 



Journal of the Franklin Institute XCIV, 275-278, 1872. 



4. On the Auroral Spectrum. 



American Journal of Science (3), V, 320, 1873. 



5. On Magnetic Permeability, and the Maximum of Magnetism of 



Iron, Steel and Nickel. 



Philosophical Magazine (4), XL VI, 140-159, 1873. 

 American Journal of Science (3), VI, 416-425, 1873 (abstract). 



6. On the Magnetic Permeability and Maximum of Magnetism of 



Nickel and Cobalt. 

 Philosophical Magazine (4), XL VIII, 321-340, 1874. 



7. On a new Diamagnetic Attachment to the Lantern, with a Note on 



the Theory of the Oscillations of Inductively Magnetized Bodies. 

 American Journal of Science (3), IX, 357-361, 1875. 



8. Notes on Magnetic Distribution. 



Proceedings of the American Academy of Arts and Sciences, XI, 

 191, 192, 1876. (Presented June 9, 1875.) 



9. Note on Kohlrausch's Determination of the Absolute Value of the 



Siemens Mercury Unit of Electrical Resistance. 

 Philosophical Magazine (4), L, 161-163, 1875. 



10. Preliminary Note on a Magnetic Proof Plane. 



American Journal of Science (3), X, 14-17, 1875. 



11. Studies on Magnetic Distribution. 



American Journal of Science (3), X, 325-335, 451-459, 1875. 



Ibid., XI, 17-29, 103-108. 1876. 



Philosophical Magazine (4), L, 257-277, 348-367, 1875. 



12. On the Magnetic Effeot of Electric Convection. 



American Journal of Science (3), XV, 30-38, 1878. 



See also Monatsberichte Akad. Berlin, pp. 211-216, 1876. 



American Journal of Science (3), XII, 390-394, 1876. 



Philosophical Magazine (5), II, 233-237, 1876. 



Annales de Chimie et de Physique (5), XII, 119-125, 1877. 



