"Station: Adrian 2 NNE, MI". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). National Oceanic and Atmospheric Administration. Retrieved September 4, 2021.
revize.com
cms8.revize.com
"2021 Comprehensive Annual Financial Report"(PDF). City of Adrian Department of Finance (For the Fiscal Year Ended June 30, 2021 ed.). Government Finance Officers Association. p. 124. Archived(PDF) from the original on 2022-06-16. Retrieved 2022-04-08.
"2021 Comprehensive Annual Financial Report"(PDF). City of Adrian Department of Finance (For the Fiscal Year Ended June 30, 2021 ed.). Government Finance Officers Association. p. 124. Archived(PDF) from the original on 2022-06-16. Retrieved 2022-04-08.