Heinz Billing in 2012 Media Description: Heinz Billing in his garden in 2012. Image courtesy of Mark Bluhm / Dorit Gronefeld (Daughter of Heinz Billing) Media use and copyright: Mark Bluhm / Dorit Gronefeld (Daughter of Heinz Billing) Please visit AEI website for high resolution image and permission: https://www.aei.mpg.de/192485/obituary-heinz-billing?c=26160
