As a Subscriber you will see all 5 images which will give you a far better sense of what was happening within a single year. At the moment you can see 4.
Lightbox > 1833
Anna Children Atkins (1799-1871), 1833, Drawings for Lamarck's Genera of Shells, Engraving, Archive Farms, LL/130207
Josef Kriehuber, 1833, Dr. Jos. Berres, Lithograph, Albertina, LL/98088