Secrets of wise men, chemists and great physicians (1889)
David, Wm. K. (William King) · Chicago : Wm.K. David · leaf 83
n the cut. Itsliould make an angle of about 30 deg., or a little greater, with the hori-zontal. The angle may be diminished if the bore of the tube is in-creased. One end is inserted in the water bath, the other in an invertedbottle. The height of the water in the bath is regulated by the depth… … tnlw answers wiually well for keeping a constant level in ;i filter or dry-ing clianiber. A brass tube is much better than a glass one, as it does not crack atthe water level after using for a time. Brass tubes can easily be bentby ramming full of sand, stopping tlie ends, and bending them over…
Recipes · Tricks · Medicine -- Formulae, receipts, prescriptions
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