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× A World in a Drop of Water: Exploring with a Microscope by Alvin and Virginia Silverstein A World in a Drop of Water: Exploring with a Microscope by Alvin and Virginia Silverstein $5.95
$5.95
× The Improbable Community The Improbable Community $19.50
$19.50

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Subtotal $25.45
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Shipping to NY.

Tax $3.23
Total $43.58
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