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Books Books 1 - 10 of 45 on At the third time, when the phantasm of light and colours about it were almost vanished,....  
" At the third time, when the phantasm of light and colours about it were almost vanished, intending my fancy upon them to see their last appearance, I found, to my amazement, that they began to return, and by little and little to become as lively and vivid... "
Letters on Natural Magic Addressed to Sir Walter Scott, Bart - Page 32
by Sir David Brewster - 1833 - 314 pages
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The Quarterly Review, Volume 45

George Walter Prothero - 1831
...eye, and then turned my eyes into a dark corner of my chamber, and winked, to observe the impressions made, and the circles of colours which encompassed...mind upon them, as when a man looks earnestly to see anything which is difficult to be seen, I could make the phantasm return without looking any more upon...
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The Medico-chirurgical review, Volume 21

James Johnson - Medicine - 1832
...appearance, I found, to my amazement, that they hegan to return, and hy little and little to hecome aa lively and vivid as when I had newly looked upon the...looks earnestly to see any thing which is difficult to he seen, I could make the phantasm return without looking any more upon the sun ; and the oftener I...
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The life of John Locke: with extracts from his correspondence, journals, and ...

Lord Peter King King - Great Britain - 1829 - 407 pages
...to become.as lively and vivid as when I had newly looked upon the sun. But when I ceased to intende my fancy upon them, they vanished again. After this,...be seen, I could make the phantasm return without looking any more upon the sun; and the oftener I made it return, the more easily I could make it return...
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The Edinburgh Journal of Science, Volume 4

Science - 1831
...manner described in the following paper, which is an extract from one of Newton's Letters to Mr Locke. " The observation you mention in Mr Boyle's book of...be seen, I could make the phantasm return without looking any more upon the sun ; and the oftener I made it return, the more easily I could make it return...
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The Life of Sir Isaac Newton

Sir David Brewster - 1831 - 323 pages
...dated June 30th, 1691, he communicated to his friend the following very remarkable observations made by himself. "The observation you mention in Mr. Boyle's...the dark, and intended my mind upon them, as when Aa2 a man looks earnestly to see any thing which is difficult to be seen, I could make the phantasm...
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The Quarterly review, Volume 45

1831
...amazement, Uiat they began to return, and, by little and little, to become as lively and vivid as token I had newly looked upon the sun ; but when I ceased...mind upon them, as when a man looks earnestly to see anything which is difficult to be seen, / could make the phantasm return without looking any more upon...
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The Life of Sir Isaac Newton

Sir David Brewster - Physicists - 1832 - 323 pages
...dated June 30th, 1691, he communicated to his friend the following very remarkable observations made by himself. " The observation you mention in Mr. Boyle's...the dark, and intended my mind upon them, as when Aa2 a man looks earnestly to see any thing which is difficult to be seen, I could make the phantasm...
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The Hindoos, Volume 2

Society for the Diffusion of Useful Knowledge (Great Britain) - Hindus - 1835
...Isaac Newton an account of experiments made for very different purposes by that great philosopher: " The observation you mention in Mr. Boyle's book of...be seen, I could make the phantasm return without looking any more 10 Dutois, Description, &c. p. 357359. upon the sun ; and the oftener 1 made it...
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The Quarterly review, Volume 45

Business & Economics - 1831
...began to return, and, by little and little, to become as lively and vivid as when I had newly loohed upon the sun ; but when I ceased to intend my fancy...mind upon them, as when a man looks earnestly to see anything which is difficult to be seen, / could mahe the phantasm return without loohing any more upon...
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The Edinburgh Medical and Surgical Journal, Volume 59

Medical - 1843
...ceased to intend my fancy upon them they vanished again. After this I found that, as often as I went in the dark, and intended my mind upon them, as when...be seen, I could make the phantasm return without looking any more upon the sun ; and the oftener I made it return the more easily I could make it return...
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