Robert Bahr Books

Blizzard at the zoo

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Relates the efforts to keep the animals of the Buffalo Zoo alive and fed during the first day of the blizzard of 1977, one of the worst in American history.

The great blizzard

By Robert Bahr

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Describes the greatest blizzard in American history which ravaged the eastern part of the country in March of 1888.

Eat better live better

By Robert Bahr, Joseph Lawrence Gardner, Reader S Digest

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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.