The figures
This page features downloadable high-resolution copies of all of the line illustrations by MCB used in Roman Military Equipment ed. 2. These are now available with a BY-SA Creative Commons licence. Left-click on an image to enlarge it, then right-click and use your browser’s Save Image As option to save a high-resolution image. There is no need to ask permission to use images, even for a commercial publication, but they do need to include the attribution ‘Image © M. C. Bishop‘ or something similar.