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Books Books 11 - 13 of 13 on Shallow pits are dug, which are partially filled with straw, and on the straw flat....  
" Shallow pits are dug, which are partially filled with straw, and on the straw flat pans containing water are exposed to the clear firmament. The water is a powerful radiant, and sends off its heat copiously into space. The heat thus lost cannot be supplied... "
The Applications of Physical Forces - Page 384
by Amédée Guillemin - 1877 - 741 pages
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The Aerial World: A Popular Account of the Phenomena and Life of the Atmosphere

Georg Hartwig - Aeronautics - 1875 - 556 pages
...are partially filled with straw, and on the straw flat pans containing water which had been boiled is exposed to the clear firmament. The water is a powerful...be supplied from the earth, this source being cut oft' by the non-conducting straw. Before sunrise a cake of ice is formed in each vessel. To produce...
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A Mode of Motion

John Tyndall, LL.D., F.R.S., ETC. - 1881
...Shallow pits are dug, which are partially filled with straw, and on the straw flat pans containing water are exposed to the clear firmament. The water...however, it needs supplementing. It appears, from the description, that the condition most suitable for the formation of ice is not only a clear air, but...
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Heat a mode of motion

John Tyndall - Science - 1890 - 591 pages
...Shallow pits are dug, which are partially filled with straw, and on the straw flat pans containing water are exposed to the clear firmament. The water...it is, no doubt, the true one. I think, however, it 1 With reference to this point we have the following beautiful passage in the Essay of Wells :— 'I...
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