a: seismograph ~
b: a clock recording distrubance
What:
"A seismograph is like a clock recording distrubance which needs to be calibrated to other clocks. My wristwatch on its own is practically useless if I do not constantly check time with others in the world and duly make time corrections (Day time savings, etc)."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Jan 20 2019 10:22 AM
# 12053 Critique Analogy