Incinerated bones, from Scalpsie chambered cairn, Scalpsie Bay, Bute, Argyll and Bute

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone tool made from the splintered leg bone of an ox, from Knowe of Yarso chambered cairn, Rousay, Orkney

Splinters of bone, possibly worked, from Knowe of Yarso chambered cairn, Rousay, Orkney

Splinters of bone, possibly worked, from Knowe of Yarso chambered cairn, Rousay, Orkney

Pointed bone object, from Knowe of Rowiegar chambered cairn, Rousay, Orkney

Bone with traces of shaping and use, broken, from Knowe of Rowiegar chambered cairn, Rousay, Orkney

Splinter of bone with traces of working, from Knowe of Rowiegar chambered cairn, Rousay, Orkney

Fragment of utilised whalebone, from Quoyness chambered cairn, Elsness, Sanday, Orkney

point or pin of calcined bone, from Corrimony chambered cairn, Highland

Heavily weathered portion of an animal long bone, described as a bone 'scoop', from Tulloch of Assery B chambered cairn, Loch Calder, Caithness, Highland

Cinerary urn containing cleaned cremated bones, from Denbeath, Fife, Early Bronze Age

Fragment or fragments of bone and horn, from Kettleburn, Caithness

Shank bone, from Skara Brae, Skaill, Sandwick, Orkney