The History of NASA Wake Up Calls

[enterprise_69]

I came across this nice bit o information that many would like to know, It contains the history of all the wake up calls sent to space from mission control.

http://history.nasa.gov/wakeup%20calls.pdf

[bradleyjs]

Interesting reading...

[enterprise_69]

I just realized I should have posted this in Real NASA Space Shuttle Missions, I do apologize for this.

[STS78MEMBER]

Very interesting read.  Thank you for sharing.