"All images from the Law Society Archives featured on [The Commons on Flickr] are free of copyright restrictions, either because the term of copyright has expired or the Law Society of Upper Canada owns the copyright."
这幅图片原始出处为Flickr的https://flickr.com/photos/38561291@N04/14497103519 ,作者为Archives of the Law Society of Ontario 。经机器人FlickreviewR 2在2018年12月30日审查后确定为采用No known copyright restrictions的协议授权使用。