Autochrome of roses in a silver vase on a table, c 1910.

Autochrome of flower arrangement, c 1910.

Autochrome of flowers in a vase with fruit, c 1908.

Autochrome of pink roses in a silver vase in a greenhouse, c 1910.

Autochrome of flowers on a book, c 1908.

Fool's mushroom and European white egg mushroom

Daniell hygrometer made by W. and S. Jones, c 1825.

Daniell hygrometer made by W. and S. Jones, c 1825.

Daniell hygrometer made by W. and S. Jones, c 1825.

Finger Lakes from space, December 2004.

Brooch containing human hair, Europe, 1701-1900.

Snowstorm in Ireland and Great Britain, December 2010