Picture cited:
Roman trade routes map: http://picsora.com/10795943-medieval-trade-routes-map.html
Picture of Indian spice: http://en.m.wikipedia.org/wiki/Black_pepper
Types of spices in Egypt:http://www.crystalinks.com/egyptmedicine.html
The book cover: http://www.amazon.com/Spice-History-Temptation-Jack-Turner/dp/0375707050
The picture of European ship trades:http://en.m.wikipedia.org/wiki/Spice
Piper nigrum from an 1832 print: http://en.m.wikipedia.org/wiki/Spice
Spice trade route : http://en.m.wikipedia.org/wiki/Kerala
Roman trade routes map: http://picsora.com/10795943-medieval-trade-routes-map.html
Picture of Indian spice: http://en.m.wikipedia.org/wiki/Black_pepper
Types of spices in Egypt:http://www.crystalinks.com/egyptmedicine.html
The book cover: http://www.amazon.com/Spice-History-Temptation-Jack-Turner/dp/0375707050
The picture of European ship trades:http://en.m.wikipedia.org/wiki/Spice
Piper nigrum from an 1832 print: http://en.m.wikipedia.org/wiki/Spice
Spice trade route : http://en.m.wikipedia.org/wiki/Kerala