The scans and photos of storage media are licensed under a Creative Commons Attribution-Share Alike 3.0 United States License.
For attribution, please link the specific main page for that media. For example: the image http://www.fileformat.info/media/3.5-floppy/top.jpg should link to http://www.fileformat.info/media/3.5-floppy/index.htm. The link must be spiderable: in other words, it cannot have rel="nofollow"!
Hotlinking images is strictly forbidden.
Commercial licensing is also available. Contact me if you are interested.