Интернет пестрит собщениями о древней шотландской народной одежде под названием kelt.

Но, поскольку впервые эта "древняя" одежда упоминается в источниках лишь в 1730 году, можно смело утверждать - ранее 18 века представления человечества о древности и не простираются.

Это не шутка - действительно, как показывают факты, наименее исследованной эпохой в истории человечества является именно 18 век.

Но об этом - позже.

А пока - справка по килту.

kilt), n.

Also 8 quelt, kelt.
[f. kilt v.]

A part of the modern Highland dress, consisting of a skirt or petticoat reaching from the waist to the knee: it is usually made of tartan cloth, and is deeply plaited round the back and sides; hence, any similar article of dress worn in other countries.

c1730 Burt Lett. N. Scot. xxii. (1754) II. 185 Those among them who travel on Foot..vary it [the Trowze] into the Quelt..a small Part of the Plaid is set in Folds and girt round the Waste to make of it a short Petticoat that reaches half Way down the Thigh.

1746 Act 19­21 Geo. II, c. 39 §17 The..philebeg or little kilt.

1771 Smollett Humph. Cl. 3 Sept., His piper..has a right to wear the kilt, or ancient Highland dress, with the purse, pistol, and durk.

1771 Pennant Tour Scot. (1790) I. 211 The feil beag, i.e. little plaid, also called kelt..is a modern substitute for the lower part of the plaid.

1814 Scott Wav. xvi, The short kilt, or petticoat, showed his sinewy and clean-made limbs.

1850 R. G. Cumming Hunter’s Life S. Afr. (ed. 2) I. 231 The dress of the [Bechuana] women consists of a kaross depending from the shoulders, and a short kilt.

1874 Boutell Arms & Arm. viii. 147 Thus was formed a species of kilt of armour, or iron petticoat.