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Sir Robert Robertson
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Photo-electric measurement of illumination in relation to plant distribution part II; Measurements with portable galvanometers', by W.R.G. Atkins and H.H. Poole. An extract from The Scientific Proceedings of the Royal Dublin Society, vol. 19, (N.S.), ...

Photo-electric measurement of illumination in relation to plant distribution part II; Measurements with portable galvanometers', by W.R.G. Atkins and H.H. Poole. An extract from The Scientific Proceedings of the Royal Dublin Society, vol. 19, (N.S.), no. 24

Sir Robert Robertson

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