Symbola physica seu icones et descriptiones corporum naturalium aut minus cognitorum quae ex itineribus per Lybium Aegyptum Nubiam Dongalam Syriam Arabiam et Habessiniam publico institutis sumptu F.W. Hemprich et Ch.G. Ehrenberg regis iussu et impensis pu

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith