Wednesday 15 November 2017 at 18:24
A series of superbly intricate and striking "brain maps", illustrating Dr Alesha Sivartha's unique blend of blend of science, sociology, mysticism and religion, a spiritual teaching which apparently attracted the attention of Mark Twain among others.
Source: http://publicdomainreview.org/collections/diagrams-from-dr-alesha-sivarthas-book-of-life-1898/