AROUSING THE ENTHUSIASM OF NEW YORK’S CITIZENS IN THE LATEST LIBERTY LOAN—LIEUTENANT GORDON SHERRIS, OF THE FAMOUS CANADIAN “BLACK WATCH,” offering, from the steps of the United States, Sub-Treasury Building, Wall Street, a German helmet from the battlefield of Ypres, as a bonus to the first purchaser of a 50,000-do liar Liberty Bond, which sum was immediately subscribed for by Mr. J. P. Morgan, who later returned the helmet with the message that the helmet must do more work for the Liberty Loan.

New Zealand Illustrated Sporting & Dramatic Review, Issue 1482, 19 September 1918, Page 38

AROUSING THE ENTHUSIASM OF NEW YORK’S CITIZENS IN THE LATEST LIBERTY LOAN—LIEUTENANT GORDON SHERRIS, OF THE FAMOUS CANADIAN “BLACK WATCH,” offering, from the steps of the United States, Sub-Treasury Building, Wall Street, a German helmet from the battlefield of Ypres, as a bonus to the first purchaser of a 50,000-do liar Liberty Bond, which sum was immediately subscribed for by Mr. J. P. Morgan, who later returned the helmet with the message that the helmet must do more work for the Liberty Loan.