Dear Ms. Cavallary,
Thank you for posting your request on History Hub!
We searched the National Archives Catalog and located Criminal Case Files, 1865- 1988 and Civil Case Files, 1938- 1996 for the US District Court for the Eastern District of New York in the Records of District Courts of the United States (Record Group 21) that may include a case file pertaining to Joseph Cavallari/Cavallary. For more information about these case files, please contact the National Archives at New York (RE-NY) at firstname.lastname@example.org.
Due to the COVID-19 pandemic and pursuant to guidance received from the Office of Management and Budget (OMB), NARA has adjusted its normal operations to balance the need of completing its mission-critical work while also adhering to the recommended social distancing for the safety of NARA staff. As a result of this re-prioritization of activities, you may experience a delay in receiving an initial acknowledgement as well as a substantive response to your reference request from RE-NY. We apologize for this inconvenience and appreciate your understanding and patience.
We hope this is helpful. Best of luck with your family research!