Bridge of Weir, which supplies leather to Fisker, Aston Martin, and others, has now updated their website with videos of how their fine leather is produced.
http://www.bowleather.com/bow/TheManufacturingProcess/The_Raw_Material_2010.aspx
http://www.bowleather.com/bow/TheManufacturingProcess/The_Raw_Material_2010.aspx