|  | DATAMATH CALCULATOR MUSEUM | 
Additional Pictures
| The printed circuit board (PCB) of a Brinlock Model 806 calculator manufactured in June 1980 with its (mirrored) backside. 
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If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, February 8, 2023. No reprints without written permission.