2 examples of kept-up in sentences

When night falls upon the earth like a drop of ink upon the word Sun, and the stars glitter like the points of so many poised gold pens all ready to write the softer word Moon above the blot, the organist of St. Cow's sits in his own room, where his fire keeps-up a kind of aspenish twilight, and executes upon his accordeon a series of wild and mutilated airs.

The custom had been discontinued at Chatsworth before my recollection, and so far as I am aware is now only kept-up at Wentworth, Lord Fitzwilliam's house in Yorkshire, where a few public dinners are still given annually.

2 examples of  kept-up  in sentences