MIRACLE RAY
SEEING IN THE DARK LONDON, Dec. 21. The authorities are secretly experimenting with Mr. John Baird's invisible searchlight in view of the possibility of applying it in wartime. | Mi-. Baiid explains that he employs the invisible ultra-violet and the ultra red rays found al either end of the, spectrum. I He claims that the ultra red rays e-iyi be fociissed fa darkness at. a range of 25 miles, and says ho believes it can be adapted so as" to enable airmen to laud at night without flares.
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Bibliographic details
Poverty Bay Herald, Volume LIII, Issue 16230, 3 January 1927, Page 3
Word Count
89MIRACLE RAY Poverty Bay Herald, Volume LIII, Issue 16230, 3 January 1927, Page 3
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