William Hjortsberg Books

Nevermore

By William Hjortsberg

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Falling Angel

By William Hjortsberg, Hjortsberg, William

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A spellbinding novel of murder, mystery, and the occult, Falling Angel pits a tough New York private eye against the most fearsome adversary a detective ever faced. For Harry Angel, a routine missi...

Falling Angel

By William Hjortsberg

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Falling angel

By William Hjortsberg

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Alp

By William Hjortsberg

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Alp

By William Hjortsberg

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Toro toro toro

By William Hjortsberg

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Falling Angel

By William Hjortsberg

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Original ed.: New York : Harcourt Brace Jovanovich, 1978

Falling Angel

By William Hjortsberg, Hjortsberg, William, 1941-

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For New York private investigator Harry Angel, it's just another job for the missing persons file. An enigmatic client wants him to track down famous 40s crooner Johnny Favorite. The problem is, th...

Gray matters

By William Hjortsberg

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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.