Secrets of wise men, chemists and great physicians (1889)
David, Wm. K. (William King) · Chicago : Wm.K. David · leaf 101
The lever being pivoted at c it is obvious that hy pressing theend, N, B will be set at liberty, and the hand will move along the cards;by slightly raising it this motion will be arrested; by raising it stillmore the pin p is released and M commences to revolve, and by againdepressing N this wheel… … . \ W w \
Recipes · Tricks · Medicine -- Formulae, receipts, prescriptions
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