Marks spotted in 1995 photo may reveal lost 18th-century English building

from Times of India https://timesofindia.indiatimes.com/science/archaeology/in-1995-strange-marks-appeared-in-a-photograph-of-an-english-estate-31-years-later-archaeologists-say-they-may-have-uncovered-the-foundations-of-a-lost-18th-century-building/articleshow/134331073.cms