These facts are from the Boeing Magazine - Frontiers. They will be online when they update the website with for the March issue @
But for now from the print version:
By The Numbers
Last month marker the 35th anniversary of the Boeing 747. The "Queen of the Skies" is not only the world's most recognizable commercial jetliner but also one that's contributed to making long-range non-stop travel affordable. To commemorate this anniversary here's a special 747-oriented By The Numbers.
Number of 747s Boeing has delivered to Date
Number of engineering drawing used to produce the first 747
Number or nautical miles (64.8 billion kilometers) 747s have flown since entering service in 1970. That's equivalent to 74,000 round trips to the Moon.
Just thought you guys/gals might like those.