But to this rule there are two exceptions-the discoveries of America and of aerostatics, the advents of Columbus and of Montgolfier.
"Wonderful Balloon Ascents or, the Conquest of the Skies"
Fulgence Marion
For suddenly Sir John Johnson arrived at the Hall, and with him Colonel Daniel Claus and his lady from Albany, which abrupt advents began a stir and bustle among us that increased as, day by day, new guests arrived at our house.
"Cardigan"
Robert W. Chambers
This was again heightened by the universal ignorance as to how the apparitions were to make their advents and on what terms.
"Entire PG Edition of The Works of William Dean Howells"
William Dean Howells