Records relating to the various components of the Harris Tweed industry, including weavers, mills, producers, and retailers, as well as the HTA's role.
The first series relates to one of the HTA's main roles in the industry - the authentication of Harris Tweed through stamping and the provision of labels - while the other series (weavers and looms; workers' groups; mills and island producers; retailers; designers; products and samples) cover these separate areas.