Page:Travels to Discover the Source of the Nile - In the Years 1768, 1769, 1770, 1771, 1772, and 1773 volume 1.djvu/476

364 be necessary now to speak in some detail, although the connection they all have with the trade of the Red Sea, and with each other, will oblige me to go back to very early times, to the invention of letters, and all the useful arts, which had their beginning here, were carefully nourished, and came probably to as great a perfection as they did ever since arrive at any other period.