"There's no doubt about the authenticity
, for the name and the date, 1647, are on the back of the canvas."
From out of the meagerness of our censored histories we learned that for fifteen years after the cessation of diplomatic relations between the United States of North America and the belligerent nations of the Old World, news of more or less doubtful authenticity
filtered, from time to time, into the Western Hemisphere from the Eastern.
Friendly negotiations, which have only just now terminated, have been proceeding since this instrument came into our hands, and, as there is no doubt of its authenticity
, and the witnesses have been discovered (after some trouble), the money has been refunded.
As observed by the Fynes, his uneasy appearance on leaving the house arose from the fact that his first trouble having been caused by a cheque of doubtful authenticity
, the possession of a document of the sort made him unreasonably uncomfortable till this one was safely cashed.
It will be seen, likewise, that this Custom-House sketch has a certain propriety, of a kind always recognised in literature, as explaining how a large portion of the following pages came into my possession, and as offering proofs of the authenticity of a narrative therein contained.
What I contend for is the authenticity of the outline.
"One thing I may tell you, for certain," concluded Ptitsin, addressing the prince, "that there is no question about the authenticity
of this matter.
He distrusts the authenticity
of the Ghost and wishes to make sure that it is not (literally) a device of the devil before obeying it.
If this young person should produce her letters for blackmailing or other purposes, how is she to prove their authenticity
A mark impressed upon certain kinds of documents to attest their authenticity
There is so much discussion regarding the authenticity
of the 'Calibre' document.
They challenged the authenticity
of a loan agreement for two years before revealing that they possessed an identical copy, obtained from their client, before filing the complaint.