The citation is ambiguous. It may mean:
40 Stat. 429 (Pub. Law 65-92)
AN ACT Making appropriations to supply deficiencies in appropriations for the fiscal year ending June thirtieth, nineteen hundred and eighteen, and for other purposes. December 15, 1917 429
You can view this U.S. Statutes at Large citation at these source(s):
40 Stat. 429
U.S. Statutes at Large
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/40/STATUTE-40-Pg429a.pdf
also:
We also found 1 parallel citation:
40 Stat. 429 (Pub. Res 65-17)
JOINT RESOLUTION Declaring that a state of war exists between the Imperial and Royal Austro-Hungarian Government and the Government and the people of the United States, and making provision to prosecute the same. December 7, 1917 429
You can view this U.S. Statutes at Large citation at these source(s):
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/40/STATUTE-40-Pg429.pdf
also: