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Additional Pictures 

 

The back side of the Radio Shack EC-3004 makes use of a label to hide its true
genes - Texas Instruments - but reveals even the plant it was assembled!
This EC-3001 was manufactured in Jan. 1979 in Midland, Texas (Date code MTA 0479).


If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, November 13, 2008. No reprints without written permission.