Inductive elementary physical science with inexpensive apparatus, and without laboratory equipment (1897)
Bailey, Frederick H. (Frederick Harold), 1865- · Boston, D. C. Heath & Co. · leaf 111
common flat^wick oil-lamp ; but 76 INDUCTIVE PHrSICS. it is very difficult work. Skilful glass-blowers can workwith crude apparatus and poor materials, but pupils notaccustomed to the manipulation of glass require the bestof appliances. Do not try to hurry your work. Whenthe glass begins to yield… … Aux. 3. Aux. 3 shows a water-level made of two small bottleswith their bottoms cut off, two corks, and a piece of glasstubing ; it shows also how the level is mounted upon atripod stand, and is used for getting the difference inlevel — or height aljove the sea — between two places. Aux. 4. A fine…
Physics
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