A Primer of Higher Space (The Fourth Dimension)

[PatrickPowers]

Here's a quaint work from 1913 in the style of Charles Hinton with some spiritualist overtones. A Primer of Higher Space (The Fourth Dimension) may be viewed at https://archive.org/stream/aprimerhighersp00braggoog#page/n29/mode/2up.

I skimmed through -- these days the computer turns the pages for you -- and enjoyed its charming retroness.