Incomplete library – Bible Students Watch Towers Review

The "library" consists of Watchtowers from 1900-16, not from 1879! The rest of the app is about Russellites (devotees of C.T. Russell) preaching to Jehovah's Witnesses trying to persuade them to distrust their organization and join with them in idolatry to C.T. Russell. ?
Review by jimspace on Bible Students Watch Towers.