Good evening and thank you for joining me for another boring books for bedtime.

I hope tonight selection provides all the boredom your busy brain needs to quiet down and let you get some

sleep.

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Now, let's read and relax. Find a comfortable spot.

Adjust your volume. Take a nice deep breath in

Let it out slowly and off we go

Tonight let's relax and sleep with some science with more from the principles of chemistry by Dimitri Mendeliev.

Translated from the Russian by George Comensky, AR SME of the Imperial Mint St. Petersburg, and edited by T.A. Lawson, BSC Ph.D.

Examiner in Cold Tar Products, to the City and Guilds of London.

Institute Fellow of the Institute of Chemistry.

Sixth Edition, published in two volumes by Longman's Green and Co, London, New York, and Bombay in 1897.

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