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:
BellRockCEAJ. en In Robert Stevenson's son Alan and John Rennie's son Sir John were involved in an acrimonious exchange of letters which were reprinted in the Civil Engineer Architect's Journal concerning who designed and built the Bell Rock Lighthouse This illustration was submitted by Alan Stevenson to demonstrate his father's