Marilyn S. Greenwald Books

The big chill

Average: 0.00, 0 Ratings

"Investigative reporting has long been a key element of news gathering in the United States. Its goals remain the same: to expose wrongdoing and to bring about positive changes in existing laws and...

The secret of the Hardy boys

By Marilyn S. Greenwald

Average: 0.00, 0 Ratings

"The author of the Hardy Boys mysteries was, as millions of readers know, Franklin W. Dixon. Except that there never was a Franklin W. Dixon. He was the creation of Edward Stratemeyer, the founder...

A woman of the Times

By Marilyn S. Greenwald

Average: 0.00, 0 Ratings

For twenty-five years, Charlotte Curtis was a society women's reporter and editor and an op-ed editor at the New York Times. As the first woman associate editor at the Times, Curtis was a pioneerin...

The Secret of the Hardy Boys

By Marilyn S. Greenwald

Average: 0.00, 0 Ratings

Pauline Frederick reporting

By Marilyn S. Greenwald

Average: 0.00, 0 Ratings

"Pauline Frederick Reporting is the biography of the life and career of the first woman to become a network news correspondent. After no less an authority than Edward R. Murrow told her there was n...

Cleveland Amory

By Marilyn Greenwald

Average: 0.00, 0 Ratings

An improper Bostonian

By Marilyn S. Greenwald

Average: 0.00, 0 Ratings

Cleveland Amory

By Marilyn Greenwald

Average: 0.00, 0 Ratings

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.