The Treasurer's Report was created on 1928-03-12.
The plural possessive form of "treasurer" is "treasurers'." In this form, the apostrophe comes after the "s" because there is more than one treasurer. This indicates that something belongs to multiple treasurers.
The Report was created in 1977.
Murphy Report was created in 2009.
Gavin Report was created in 1958.
Lab Report was created in 1989.
A Report to an Academy was created in 1917.
The Kinsey Report was created in 1984.
Slattery Report was created in 1939.
Microprocessor Report was created in 1987.
Nakdi Report was created in 1995.
Dalgleish Report was created in 1947.
Report - film - was created in 1967.