Chemist Allen V. Rhead (L) who is the co-inventor of the portable `black light' lamp which casts invisible ultra-violet beam too dim for spotting by enemy aircraft, but which aids traffic in wartime blakouts.


  • Date: 1939
  • Location: United Kingdom
  • Physical Dimensions: B/W PRINT
  • Subject Keywords: Light, Types, Allen V. Rhead, Ultra Violet, 1930s
  • Publisher: TimeLife
  • Usage: For personal non-commercial use only
  • Provider: LIFE
  • Photographer: William Vandivert
  • Original ID: TimeLife_image_503135
  • Credits: LIFE
  • Copyright: © Time Inc.

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