Thomas Hoobler Books

Selections from autobiographical material written by American girls including one who lived in the colony of Virginia in 1756 and another who lived in the early 1950s.

Ghost In Tokaido Inn

By Dorothy Hoobler, Thomas Hoobler

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The demon in the teahouse

By Dorothy Hoobler

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In eighteenth-century Japan, fourteen-year-old Seikei, a merchant's son in training to be a samurai, helps his patron investigate a series of murders and arson in the capital city of Edo, each of w...

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.