Sherd of pottery, from Clettraval chambered cairn, North Uist, Western Isles, Neolithic

Pottery sherd, from Stanydale, Sandsting, Shetland

Pottery sherds from a decorated Hebridean bowl, from Loch Beag an Tanga chambered cairn, Toristay, Lochs, Lewis, Western Isles, Early Neolithic

Pottery sherd, from Kilcoy chambered cairn, Highland

Pottery sherd, from a stone circle at Cairnpapple, West Lothian

Pottery sherd, from a stone circle at Cairnpapple, West Lothian

Pottery sherd, from a stone circle at Cairnpapple, West Lothian

Pottery sherd, from a stone circle at Cairnpapple, West Lothian

Sherd of a pottery collared cinerary urn, from Brackmont Mill, Leuchars, Fife, Middle Bronze Age

Pottery sherd, from Kinneil Mill Sand Quarry, Stirling

Sherds of pottery, from Castlecary, Stirlingshire

Ceramic waster sherd, cracked in firing, of a mortarium from the Roman fort of Newstead (Trimontium), Roxburghshire

Sherd of Samian ware, from Road Broch, Keiss

Pottery sherd, from Everley, Caithness

Pottery sherd, from Everley, Caithness

Pottery sherd, from Kettleburn, Caithness