From excellent (txt) README (!) http://www.archimedespalimpsest.net/0_ReadMe.txt:

1 Rights and Conditions of Use

The Archimedes Palimpsest data is released with license for use under Creative Commons Attribution 3.0 Unported Access Rights. It is requested that copies of any published articles based on the information in this data set be sent to The Curator of Manuscripts, The Walters Art Museum, 600 North Charles Street, Baltimore MD 21201.

2 Intended Audience and Consumers

The Archimedes Palimpsest Digital Product is intended to serve any interested user or party. However, its content is focused on serving the following groups.

1. Scholars of Greek and mathematics
2. Application providers
3. Libraries and archives
4. Image scientists, and scientists in other disciplines interested in the production of the images

3 Digital Project Data Set Purpose

The Archimedes Palimpsest Digital Product provides all the digital information available on the Archimedes Palimpsest in a single digital data set, with a standard structure. Its purposes are threefold:

1. Serve as the authoritative digital data set of images in a standardized format that meets the needs of users, information providers, archives and libraries.

2. Provide derived information (i.e. transcriptions, processing information) in the context of digital images of the original manuscript in a single integrated package.

3. Offer a standard product sustainable by users to which current or future contributors can add additional standardized information (e.g. alternate texts, image analyses or conservation information).

4 Data Set Contents

This data set consists of:

1. a core content set digital images and transcriptions of the Archimedes Palimpsest, each with accompanying metadata and checksums

2. project-generated and third-party documentation of all included components

3. supporting functional files, including XML schemas, and cascading style sheet files

4. supplemental versions of the transcriptions by treatise and work

5. a directory for researcher contributed content files, not a part of the core data set