Kenneth Finkel Books

Philadelphia Then and Now: 60 Sites Photographed in the Past and Present

By Kenneth Finkel, Susan Oyama

Average: 0.00, 0 Ratings

Traveling the Pennsylvania Railroad

By William Herman Rau, John R. Stilgoe, Kenneth Finkel, Mary Panzer

Average: 0.00, 0 Ratings

"In the 1890s Philadelphia's preeminent photographer, William H. Rau, was commissioned to take more than 450 photographs along the routes of the Pennsylvania railroad in order to promote travel on...

Insight Philadelphia

By Kenneth Finkel

Average: 0.00, 0 Ratings

Eastern State Penitentiary

By Norman Bruce Johnston

Average: 0.00, 0 Ratings

The massive Eastern State Penitentiary in the Fairmount section of Philadelphia, now a National Historic Landmark, is remarkable for its innovative architecture and its pioneering system of isolati...

Legacy in Light

By Kenneth Finkel

Average: 0.00, 0 Ratings

Philadelphia Almanac and Citizens Manual

By Finkel

Average: 0.00, 0 Ratings

Philadelphia Almanac And Citizen s Manual 1995

By Kenneth Finkel

Average: 0.00, 0 Ratings

Insight Philadelphia

By Kenneth Finkel

Average: 0.00, 0 Ratings

Insight Philadelphia

By Kenneth Finkel

Average: 0.00, 0 Ratings

Insight Philadelphia

By Kenneth Finkel

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.