High quality, print-quality, drawing of various aspects of Trajan's Column in Rome: cutaway, drawing of one side, architectural details, etc.
All images carry the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. That means that, upon the purchase of these images, you are free to share them, i.e. copy and redistribute the material in any medium or format or adapt them, i.e. remix, transform, and build upon them. But this sharing and adapting cannot be applied to any commercial use of the images.
For more information about the license, see this link: https://creativecommons.org/licenses/by-nc-sa/4.0/ (and this link, if you dare, for the full, legalese version: https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode).
If you are interested in using the images for commercial purposes, please email me for license pricing at firstname.lastname@example.org.