Definition of "days"

In the old days, […], he gave no evidences of genius whatsoever. He never read me any of his manuscripts, […], and therefore my lack of detection of his promise may in some degree be pardoned. But he had then none of the oddities and mannerisms which I hold to be inseparable from genius, and which struck my attention in after days when I came in contact with the Celebrity.

1897 December (indicated as 1898), Winston Churchill, chapter I, in The Celebrity: An Episode, New York, N.Y.: The Macmillan Company; London: Macmillan & Co., Ltd.

He read the letter aloud. Sophia listened with the studied air of one for whom, even in these days, a title possessed some surreptitious allurement.

1922, Ben Travers, chapter 1, in A Cuckoo in the Nest‎

With Pi’s removal from Honan, Chang lost his backing in the Kuei-te position and was obliged to relinquish it. In the winter we find him in nearby Po-chou, Anhwei, enjoying the hospitality of the magistrate P’ei Chen, who had been a friend since Chang's Peking days.

1966, David S. Nivison, The Life and Thought of Chang Hsüeh-ch'eng (1738-1801)‎, Stanford University Press, pages 100–101

The [Washington] Post's proprietor through those turbulent [Watergate] days, Katharine Graham, held a double place in Washington’s hierarchy: at once regal Georgetown hostess and scrappy newshound, ready to hold the establishment to account. That is a very American position.

2013 August 10, Lexington, “Keeping the mighty honest”, in The Economist, volume 408, number 8848