This week I posted a video about Dmitri Mendeleev's business card, which we were lucky enough to be shown at The Royal Society archives.
I also wrote a short blog for The Guardian website which included some nice pictures.
But I thought I'd post a couple of extra pictures here on my own blog.
Here's a cheeky picture of Mendeleev's card, with Professor Poliakoff's beside it.
And here's Mendeleev's card flanked by a couple of Periodic Table of Videos promotional URl cards!
Here's the video: