A new theory of terrestrial magnetism [microform] : (read before the New-York lyceum of natural history) /
Metcalfe, Samuel L.(Samuel Lytler),1798-1856.
New York : G. & C. & H. Carvill,
1833.
Sabin 48166.
Sabin Group 87.
Microfiche.
Geomagnetism.