This primary source comes from the Records of the Immigration and Naturalization Service.
Full Citation: Letter from F. W. Berkshire, Officer in Charge at the Office of Chinese Inspector in Malone, NY, to the Commissioner-General of Immigration; 4/26/1904; Chinese 14978/1B; Chinese General Correspondence, 1898 - ca. 1911; Records of the Immigration and Naturalization Service, Record Group 85; National Archives at Washington, D.C.. [Online Version, https://www.docsteach.org/documents/document/letter-office-chinese-inspector-commissionergeneral-immigration, April 28, 2024]