Griswold Tartans is a collection of algorithmically generated tartan drafts produced by Ralph Griswold, with setts based on Fibonacci sequence counts. Here is what you get with this digital download product:

• Complete set of all 452 drafts
• Easy visual index much like the draft listings on Handweaving.net
• Instant delivery and free updates, download link and installation instructions arrive by email
• Compatible with Mac, Windows, and Linux computers
• No weaving software required but WIFs are included
• Permanent local offline copy of this material, no Internet required to use after download

Please visit our About Digital Downloads Page for installation instructions, a free sample draft collection to download and try, and more information about our downloadable draft collections.