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This quote relates to 1799, the 1260 days (or years), and the "last days." Some of the numbers are spelled out,
(Creation, 1927, pages 293, 294, 295, 298)
“Napoleon began this Egyptian campaign in 1798, finished it, and then returned to France on October 1, 1799. The campaign is briefly, yet graphically described in the prophecy, verses 40-44; and its being completed in 1799 marks, according to the prophet's own words, the beginning of “the time of the end…” Twelve hundred and sixty years from 539 A.D. brings us to 1799, which is another proof that 1799 definitely marks the beginning of “the time of the end”.
"There are two important dates here that we must not confuse, but clearly differentiate; namely, the beginning of "the time of the end" and the beginning of the presence of the Lord. "The time of the end" embraces a period from 1799 A.D. to the time of the complete overthrow of Satan's empire and the establishment of the kingdom of the Messiah. The time of the Lord's second presence dates from 1874 and is during the latter part of the period known as "the time of the end."
“Twelve hundred and sixty years from 539 A.D. brings us to 1799, which is another proof that 1799 definitely marks the beginning of "the time of the end." From shortly after 1799, the date of the beginning of "the time of the end," we should expect to find an increase of knowledge, particularly with reference to the Bible.”