The citation is ambiguous. It may mean:
37 Stat. 63 (Pub. Res 62-25)
JOINT RESOLUTION To amend an Act entitled "An Act appropriating three hundred and fifty thousand dollars for the purpose of maintaining and protecting against impending floods the levees on the Mississippi River," approved April third, nineteen hundred and twelve. April 9, 1912 631
Link is to an internal page within a statute beginning on page 63.
You can view this U.S. Statutes at Large citation at these source(s):
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/37/STATUTE-37-Pg63c.pdf
also:
37 Stat. 539 (Pub. Law 62-336)
AN ACT Making appropriations for the service of the Post Office Department for the fiscal year ending June thirtieth, nineteen hundred and thirteen, and for other purposes. August 24, 1912 539
Link is to an internal page within a statute beginning on page 539.
You can view this U.S. Statutes at Large citation at these source(s):
37 Stat. 539
U.S. Statutes at Large
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/37/STATUTE-37-Pg539.pdf
also:
We also found 1 parallel citation: