Page:Memoirs of a Trait in the Character of George III.djvu/149

92 perform its revolutions precisely in that space of time which the Earth takes to perform her's; it is only required that it should invariably perform it in some known time, and then the constant difference between the length of the one revolution and the other, will appear as so much daily gained or lost by the Watch, which constant gain or loss, is called the rate of its going, and which being added to or deducted from the time shewn by the Watch, will give the true time, and consequently the difference of Longitude.

I shall now proceed to make such remarks as occur to me on perusal of Mr. Maskelyne's Pamphlet.

Mr. Maskelyne begins by telling us that the Board of Longitude, at their Meeting, April 26th, 1766, came to a resolution that my Watch should be tried at the Royal Observatory under his inspection, and that he accordingly received it on the 5th of May, 1766. He then says, 'I most days wound