James Heneghan Books

Germfree research: biological effect of gnotobiotic environments : Proceedings

By International Symposium On Germfree Research 4th 1972 New Orleans La., James B. Heneghan

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Torn Away

By James Heneghan

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Chang and the bamboo flute

By Elizabeth Starr Hill

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Chang, a mute Chinese boy whose father uses cormorants to fish, becomes a hero when a heavy rain strands his father's fishing raft.

The Grave

By James Heneghan

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Thirteen-year-old Tom, an unhappy foster child in Liverpool, falls into a massive open grave and is transported to Ireland in 1847, where he finds himself in the midst of the deadly potato famine.

Flood

By James Heneghan

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After his mother and stepfather die in a Vancouver mudslide, eleven-year-old Andy Flynn, having been saved by leprechauns, is taken by his stern aunt to Halifax, Nova Scotia, where he meets the cha...

Wish me luck

By James Heneghan

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While on an ocean voyage to Canada to escape the air raids in his Liverpool home, twelve-year-old Jaimie Monaghan faces another kind of life-threatening situation.

The Grave

By James Heneghan

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The Grave

By James Heneghan

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The mystery of the golden ring

By James Heneghan

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Case of the Blue Raccoon

By James Heneghan

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

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.