These are one-off Cyanotypes that capture the detail of natural forms collected and stuffed up my sleeves on my morning jogs along the Thames and Severn Canal.
The process involves placing objects on sensitised paper in the sun, some exposures range from twenty minutes to three days. Each one varies depending on the intensity and angle of the sun on the sky.
Scientist, Sir John Herschel, originally pioneered the process in 1842, to reproduce diagrams and later went on to inspire Anna Atkins in recording her botanical forms.
Ingredients used in this process:
Ammonium Ferric Citrate