Project: naive-ticket-machine Authors: David Barnes and Michael Kolling This project is part of the material for the book Objects First with Java - A Practical Introduction using BlueJ Fourth edition David J. Barnes and Michael Kolling Pearson Education, 2008 It is discussed in chapter 2. Purpose of project: To illustrate the basics of fields, constructors, and methods. How to start this project: Create one or more TicketMachine objects.