What magazine is a monthly music magazine devoted to guitarists,  Christian Science Sentinel or Guitar World?
Christian Science Sentinel The Christian Science Sentinel (originally the "Christian Science Weekly") is a magazine published by the Christian Science Publishing Society based in Boston, Massachusetts. The magazine was launched by Mary Baker Eddy in 1898. It includes articles, editorials, and accounts of healings from a Christian Science point of view.
Adventist World Adventist World is a monthly international magazine of the Seventh-day Adventist Church published by the Review and Herald Publishing Association. Editors are based in Silver Spring, Maryland and Seoul, Korea.