Boardgames and Puzzles
Wooden Abacus 5 Columns
Wooden Abacus 5 Columns
Regular price
$7.00 USD
Regular price
Sale price
$7.00 USD
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The Abacus 5 system is a compact, bench top, 60 test/hour, 5-part WBC differential analyzer with two sampling modes: a cap piercing mode for closed tube sampling and another for open tubes.
