My husband's Arab orderly told me only yesterday that a sling I made for a man in the hospital was magnifique." The objection was well enough taken, because it was the sort the forger of the letter would be likely to raise if brought to book.

But Grim's argument was not exhausted.
"There are other points, Mabel.

For one thing, it's blue metallic ink.
Feisul's private letters are all written with indelible black stuff made from pellets that I gave him; they're imported from the States." "But if Feisul wanted to prove an alibi, he naturally wouldn't use his special private ink," objected Mabel.
"Then why his seal, and his special private notepaper?
However, there's another point.

Feisul writes the purest kind of Arabic, and this isn't that sort of Arabic.

It was written by a foreigner--perhaps a Frenchman--possibly an Armenian--most likely a Turk--certainly one of the outer ring of politicians who have access to Feisul and seek to control him, but are not really in his confidence.