J.D. Griffo Books

Murder on Memory Lake
Murder on Memory Lake

By J.D. Griffo

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Murder at Veronica's Diner
Murder at Veronica's Diner

By J.D. Griffo

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In J.D. Griffo's fourth Ferrara Family Mystery featuring a multi-generational Italian-American sleuthing duo Alberta Scaglione and her twentysomething granddaughter, murder is on the menu at Tranqu...

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Murder at St. Winifred's Academy
Murder at St. Winifred's Academy

By J.D. Griffo

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Tranquility, New Jersey's amateur drama troupe is staging a murder mystery at St. Winifred's Academy and Alberta Scaglione couldn't be more thrilled. Even her Italian-American famiglia are getting...

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Murder at the Mistletoe Ball
Murder at the Mistletoe Ball

By J.D. Griffo

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Christmas in Tranquility, New Jersey, means togetherness for the Italian-American Ferrara family—and an unexpected reunion for Alberta Scaglione. But someone has murder on their holiday wish...

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What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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