22 Nov
2020
22 Nov
'20
4:05 p.m.
Spectropia; or, Surprising Spectral Illusions, by J. H. Brown 63842 [Subtitle: Showing Ghosts Everywhere, and of Any Colour] [Link: https://www.gutenberg.org/6/3/8/4/63842 ] [Files: 63842-0.txt; 63842-h.htm] Thanks to Tim Lindell, Chuck Greif and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive/American Libraries.)