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...In the Evening we had several very sharp flashes of lightning, attended...

...This morning is beyond description, Beautyfull, the Skie bespangled with...

...Then, Mr. Winthrop began a Course of...

...Mr. Winthrop began a series of Experimental Phylosophy, and in the 1st...

...The second lecture, which was wholly taken up in explaining the Propertys...

...The theory of the Ballance, scales, steel-yard &c. and all and the 3...

...The phaenomina of The nature of the Pulley, axis...

...The Theory of simple machines and in particular of the inclined plane, of...

...Sir Isaac Newtons three laws of nature proved and illustrated, together...

...The theory of Centrifugal forces, continued; and aplyed to the Cases of...