Helmut __, German-Born Photographer for Vogue
Puzzle 19 of Valuable Things Hard Pack
Question is: Helmut __, German-Born Photographer for Vogue
and the answer is: NEWTON
Word Meaning:
NEWTON — In the International System of Units, the derived unit of force; the force required to accelerate a mass of one kilogram by one metre per second per second.
Definitions from Wiktionary.