Age of oldest wooden wheel

Age of oldest wooden wheel (5,150 y)

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Age of oldest wooden wheel (5,150 y)

  • is 1/500 of Age of earliest stone hand axe (2.6 million y)...more
  • is 1/500 of Time since the end of the Neogene geologic period (2.58 million y)...more
  • is 1/2 of Time since first domestication of cattle (10,500 y)...more
  • is 1/2 of Time since first domestication of cats (10,500 y)...more
  • is about as big as Time since building of Stonehenge (5,120 y)...more
  • is about as big as Time since the earliest writing (5,100 y)...more
  • is 2 x Time since the birth of Pythagoras (2,590 y)...more
  • is 2.5 x Time since the birth of Cleopatra (2,088 y)...more
  • is 25 x Time since the birth of Dickens (208 y)...more
  • is 25 x Time since the birth of Ada Lovelace (205 y)...more
  • is 25 x Time since the birth of mathematician Maria Gaetana Agnesi (202 y)...more
  • is 100 x Time since the first human walked on the moon (51 y)...more
  • is 400 x Time since first iPhone launched (13 y)...more

If this was a standard unit ...