海量图书期刊资源，随时随地畅享阅读乐趣
The Experimental Basis of Electromagnetism: Part II - ElectrostaticsCampbell, N R; Hartshorn, L · Proceedings of the Physical Society · 1948
The Experimental Basis of Electromagnetism - Part IV: Magnetic MaterialsHartshorn, L · Proceedings of the Physical Society. Section A · 1949
The experimental basis of electromagnetism: the direct-current circuitN. R. Campbell; L. Hartshorn · 1946