can anyone tell me the origin of the framing square?

Question

if so how can i verify the date of the framing square

Answer 1

Framing squares go way back to antiquity. Some wooden squares date back to 1500 BC and were found in the tombs of master Egyptian builders. The Romans used them to build hip roofs and warships. I haven't found any specific dates, but it does seem quite an old tool.

Answer 2

Pythagoras's

Answer 3

complicated subject. query on a search engine. it will help!