Don Bolognese Books

A guide for the novice illustrator to using pen and ink, including choosing pens, keeping a sketchbook, trying different techniques, and developing a personal style.

Charcoal & pastel

By Don Bolognese

Average: 0.00, 0 Ratings

Offers instructions in drawing with charcoal and pastel, explaining the importance of texture, line, motion, shapes, and patterns. Also discusses various types of papers, crayons, chalks, and other...

Printmaking

By Don Bolognese

Average: 0.00, 0 Ratings

Introduces techniques for making stencils, monoprints, woodcuts, and linoleum-block prints.

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.