Cite

"St. Isaac's Church Petrograd," typescript and typescript carbon

MLA

McKay, Claude, 1890-1948. "St. Isaac's Church Petrograd," typescript and typescript carbon. Box 12, folder 393. n.d.. https://collections.library.yale.edu/catalog/32269451.

APA, 6th edition

McKay, Claude, 1890-1948. (["Box 12, folder 393"])(n.d.)["St. Isaac's Church Petrograd," typescript and typescript carbon]. https://collections.library.yale.edu/catalog/32269451.