The citation is ambiguous. It may mean:
41 Stat. 751 (Pub. Law 66-239)
AN ACT To provide for the allotment of lands of the Crow Tribe, for the distribution of tribal funds, and for other purposes. June 4, 1920 751
You can view this U.S. Statutes at Large citation at these source(s):
41 Stat. 751
U.S. Statutes at Large
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/41/STATUTE-41-Pg751.pdf
also:
We also found 1 parallel citation:
41 Stat. 739 (Pub. Law 66-238)
AN ACT Making appropriations for the Diplomatic and Consular Service for the fiscal year ending June 30, 1921. June 4, 1920 739
Link is to an internal page within a statute beginning on page 739.
You can view this U.S. Statutes at Large citation at these source(s):
41 Stat. 739
U.S. Statutes at Large
PDF - https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/41/STATUTE-41-Pg739.pdf
also:
We also found 1 parallel citation: