Dear Ms. Francis,
Thank you for posting your request on History Hub!
We searched the National Archives Catalog and located Records Relating to the 1929 Census of Distribution, 1929 - 1933 and Schedules of the 1929 Census of Distribution, 1930 - 1930 in the Records of the Bureau of the Census (Record Group 29). Depending on when the retail chain was operating, you also may be interested in Schedules of the 1935 Census of Business, 1934 - 1936 and Copies of Schedules of the 1935 Census of Business, 1953 - 1953 in Record Group 29. For more information about these records, please email the National Archives at Washington, DC - Textual Reference (RDT1) Archives1reference@nara.gov.
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 RDT1. We apologize for this inconvenience and appreciate your understanding and patience.
We hope this is helpful. Best of luck with your research!