A text-book of physics, largely experimental. On the Harvard college "Descriptive list of elementary physical experiments." (1891)
Hall, Edwin Herbert, 1855-1938, Bergen, Joseph Y. (Joseph Young), 1851-1917 · New York, H. Holt and Company · leaf 44
block and sinkertill both are cov- … FIG. 8. FIG. 9. * The success of a difficult experiment like thisdepends greatly upon the care with which the detailsof the work are thought out by the teacher. Thefollowing method of attaching the block to the bal-ance is recommended: Take a thread two feet longand tie the ends together. Then make…
Physics
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