Air–earth current measurements at Kew, London, 1909–1979 (Q56609458)
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Current Data About Air–earth current measurements at Kew, London, 1909–1979
(P31) (Q13442814)

(P304) 49-64

(P407) (Q1860)

(P433) 1-4

(P478) 76

(P577) +2005-07-00T00:00:00Z

(P1433) (Q4817101)

(P1476) "Air–earth current measurements at Kew, London, 1909–1979" (language: en)

(P2093) R.G. Harrison
(P1545) 1

W.J. Ingram
(P1545) 2

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