Donegal tweed manufactured for centuries it took on its modern form in the 1880s, largely due to the pioneering work of English philanthropist Alice Rowland Hart. While the weavers in County Donegal produce a number of different tweed fabrics, including herringbone and check patterns, the area is best known for a plain-weave cloth of differently-coloured warp and weft, with small pieces of yarn in various colours woven in at irregular intervals to produce a heathered effect. Such fabric is often labelled as "donegal" (with a lowercase "d") regardless of its provenance. Along with Harris Tweed manufactured in the Scottish Highlands, Donegal is
Dungaree (fabric) refer to a kind of garment (in the plural) as well as a fabric. Dungaree is an earlier term for denim. Typically only the warp threads are pre-dyed with the traditional colouring agent indigo, the weft threads are left uncoloured (white), resulting in the unique fade patterns of the fabric. Denim however refers to cotton twill which may be warp dyed, undyed, or dyed after weaving. Denim may be 2x1 or 3x1 twill. It's unclear what types of twill dungaree fabric were available in traditionally. In United States, the mill at Shady Lea, North Kingstown, Rhode Island, was built in