High-speed photography, fan demonstration - 1950s

What do you see?

Help document Doc's Images so they can be more accessible to human readers and search engines.

  • write a comment »
  • add keyword tags »
  • Description and Keyword Tags
  • Comments

Description: (curated)

Three people observe a rotating fan, whose blades appear as a blur; 1950s.(CC)

HEE-SC-07989

Keywords:

    Be the first to comment on this page!