This section shows illustrations of entities which are described by various technical terms used elsewhere in this website. In this it supplements and enhances the Main Glossary. It also will help to answer the question: 'what's it called?'
For ease of use this page is subdivided into several sections as detailed below; click on the section about which you wish to gain further information. It will not be possible to read the labeled parts but if you click on the image you will be taken to a much enlarged version on another page where this will be possible.