S_obscura-Mplate.jpg

Licence: 
Creative Commons Licence
Imaging technique: 
Scan
Preparation technique: 
Scanned illustrations
Imaging kewords: 
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith