This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Clockmakers by Jost Amman. Woodcut of medieval clockmakers titled 'Der Uhrmacher' by Jost Amman from book by German poet Hans Sachs titled 'All the trades on the Earth' This book consists of list of medieval trades or jobs with woodcut and verse by Sachs describing each one It has been republished as amazon Jost Amman and Hans