Age of oldest wooden wheel

Age of oldest wooden wheel (5,150 y)

/fact/age-of-oldest-wooden-wheel

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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 (2,592 y)...more
is 2.5 x Time since the birth of Cleopatra (2,090 y)...more
is 20 x Time since the birth of Joseph Fourier (254 y)...more
is 25 x Time since the birth of Dickens (210 y)...more
is 25 x Time since the birth of Ada Lovelace (207 y)...more
is 25 x Time since the birth of mathematician Maria Gaetana Agnesi (204 y)...more
is 50 x Time since the birth of chemist Rosalind Franklin (102 y)...more
is 100 x Time since first Boeing 747 entering service (52 y)...more
is 100 x Time since first email sent (51 y)...more
is 100 x Time since the launch of Intel's first microprocessor, the 4004 (51 y)...more

If this was a standard unit ...