Allhallowtide, they are gone or with immense velocity going.    From Wordnik.com.  [Historical Essays] Reference

Americans of this time spread their Hallowe’en celebrations from the 31st of October until the morning of the 3rd of November, a period know as Allhallowtide.    From Wordnik.com.  [Hallowe’en In the Gilded Age | Edwardian Promenade] Reference

Allhallowtide and continued it until Candlemas; during which any man was permitted to stay three days, without being asked whence he came or what he was. ".    From Wordnik.com.  [Memoirs of the Court of Queen Elizabeth] Reference