Russell Periodic Chart
(courtesy University of Science and Philosophy)
Figure 7B.08 - Russell's Periodic Chart of the Elements showing Harmonicity, Periodicity and Polarity.
The vertical line down the center is the "Neutral Line" along which occurs the inert gases.
(scan courtesy of University of Science & Philosophy)
Etheric Vibratory Scale
Figure 7B.10 - Russells Periodic Chart of the first four octaves of proto-matter
Mendeleev Period Table