Leona Rostenberg Books

Special Collections in College and University Libraries

By Stern Madeleine B., Leona Rostenberg

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Old Books, Rare Friends: Two Literary Sleuths and Their Shared Passion

By Madeline B. Stern, Leona Rostenberg

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Old Books, Rare Friends

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Louisa May Alcott once wrote that she had taken her pen for a bridegroom. Leona Rostenberg and Madeleine Stern, friends and business partners for fifty years, have in many ways taken up their pens...

My Favorite Tonka Truck Stories

By Gene Hult

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The Powerpuff Girls Storybook Box Set

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Bookends

By Madeleine Stern, Leona Rostenberg

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"Bookends is a chronicle of the cultural changes of twentieth-century American life and a loving farewell to the golden age of book collecting. Filled with wisdom and humor, this volume is a tribut...

Bookends

By Stern Madeleine B., Leona Rostenberg

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Old books, rare friends

By Leona Rostenberg

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Bookends

By Stern Madeleine B., Leona Rostenberg

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English publishers in the graphic arts, 1599-1700

By Leona Rostenberg

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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.