Our boys; what they can do and how to do it (1893)
Stoddart, William, [from old catalog] comp · New York, Hunt & Eaton; Cincinnati, Cranston & Curts · leaf 181
many applications of the siphon,and it would be an interesting and profitable exercise for ourreaders to see how many of these experiments they can per-form with home-made apparatus. Let us next learn to make a very interesting instrumentwhich we will call a transparent pump. Provide an argandlamp… … OUR BOYS. 177 upper cork fasten a wooden rod about a foot long and thediameter of a lead pencil. Place one cork with the valve
Handicraft · Amusements · Sports
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