Geoffrey Holden Block Books

Charles Ives

By Geoffrey Holden Block

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Enchanted Evenings: The Broadway Musical from Show Boat to Sondheim

By Geoffrey Holden Block

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The classic musicals of Broadway can provide us with truly enchanted evenings. But while many of us can hum the music and even recount the plots from memory, we are often much less knowledgeable ab...

The Richard Rodgers Reader

By Geoffrey Block

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Enchanted Evenings: The Broadway Musical from Show Boat to Sondheim

By Geoffrey Block

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The Richard Rodgers Reader

By Geoffrey Block

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Richard Rodgers

By Geoffrey Block, Geoffrey Holden Block

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Ives: Concord Sonata: Piano Sonata No. 2

By Geoffrey Block

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Ives: Concord Sonata: Piano Sonata No. 2

By Block

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Experiencing Beethoven

By Geoffrey Holden Block

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xx, 269 pages ; 24 cm

Schubert's reputation from his time to ours

By Geoffrey Holden Block

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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.