Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 38
Fio. 26. 1 When possible, the perforated corks user! in all such experiments should be rubber.If rubber corks are not available, the ordinary corks should be perforated with a sharpcork-borer and soaked in melted paraffin. 30 PHYSICAL SCIENCE. Describe and explain what takes place in (a) the…
Physics
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