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http://www.instructables.com/id/9-Volt-Secret-Money-Holder/
if you can't click the link, then copy and paste it to your browser.
If you look very carefully, you'll find that alkaline cells (see your regular AA and AAA, and likely the C and D as well) have the "-" end crimped rather than the "+" like carbon cells do. Unless otherwise marked, check your salvaged cells for voltage and polarity. Even if they are marked, check them, you might find one or more weak cells while others are still strong enough to use for something, or they may all be too weak to use.
FOCUS!
The blurred images really let you down - try macro mode next time.
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