Charles Horner was an English jeweller

Jewellery

Jewellery or jewelry is a form of personal adornment, such as brooches, rings, necklaces, earrings, and bracelets.With some exceptions, such as medical alert bracelets or military dog tags, jewellery normally differs from other items of personal adornment in that it has no other purpose than to...

 and founder of the Halifax jewellery business Charles Horner of Halifax. Located in Halifax, West Yorkshire

Halifax, West Yorkshire

Halifax is a minster town, within the Metropolitan Borough of Calderdale in West Yorkshire, England. It has an urban area population of 82,056 in the 2001 Census. It is well-known as a centre of England's woollen manufacture from the 15th century onward, originally dealing through the Halifax Piece...

, the Charles Horner factory produced a range of products during the 20th century, together with other items like silverware, tableware and clocks.

Horner is best known for his or "Dorcas" or "Dorcasä" thimble

Thimble

A thimble is a small hard pitted cup worn for protection on the finger that pushes the needle in sewing.The earliest known thimble was Roman and was found at Pompeii. Made of bronze, its creation has been dated to the 1st century AD...

s, which solved the problem of the previous soft, silver thimbles by containing a sandwich of strong steel

Steel

Steel is an alloy that consists mostly of iron and has a carbon content between 0.2% and 2.1% by weight, depending on the grade. Carbon is the most common alloying material for iron, but various other alloying elements are used, such as manganese, chromium, vanadium, and tungsten...

and an outer decorated silver layer.