Jean Randier Books

Nautical Antiques for the Collector

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Treasure Island

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While going through the possessions of a deceased guest who owed them money, the mistress of the inn and her son find a treasure map that leads them to a pirate's fortune. Includes illustrated note...

Marine navigation instruments

By Jean Randier

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Hommes et navires au cap horn

By Jean Randier

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L' objet de marine

By Jean Randier

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Phares carres

By Jean Randier

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Un Mousse au cap Horn

By Jean Randier

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La Royale

By Jean Randier

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Grands voiliers francais, 1880-1930

By Jean Randier

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Grands voiliers francais

By Jean Randier

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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.