Grisly bears

5 June 2018 by

Have you all been watching the television adaption of ‘The Terror’, the fictionalised, final (and fatal) voyage of Sir John…

The gift of 1843

22 May 2018 by

In October 1843 a package of cyanotype photographs was delivered to the Royal Society. It had not been donated by…

Mobilis in mobili

1 May 2018 by

Here is an unexpected discovery, made in a roundabout way. I’d noticed recently that our picture database is a little…