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Old 07-14-2009, 04:06 PM   #803
student4ever
student4ever is Trying to not let life get in the way of life
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now... who either remembers what a slide rule is and/or remembers using one! lol

apparently, this is for...

Quote:
How To Use Log Log Slide Rules (c1953) (came with 1959 803-T)
Reference for Model 800, 803, 300, 600, N3 (includes 803 supplement)
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