"Building News". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 60, no. 1544. October 16, 1897. p. 546. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.
"Museum of Art Sells". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 101, no. 24. June 15, 1918. p. 762. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.
"An Epoch Making Mansion". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 67, no. 1167. March 9, 1901. p. 1721. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.
newspapers.com
"Isaac Dudley Fletcher". The New York Times. April 29, 1917. p. 19. Archived from the original on November 19, 2021. Retrieved March 3, 2021 – via newspapers.com.
"Art Museum Area Named as Historic". New York Daily News. September 21, 1977. p. 290. Archived from the original on July 30, 2021. Retrieved July 30, 2021 – via newspapers.com.
"H. F. Sinclair Sells Home on Fifth Avenue: Oil Man Parts With Residence at 79th Street Corner; East 52d St. Realty Sold". New York Herald Tribune. January 10, 1930. p. 33. ProQuest1113096534 – via ProQuest.
"H. F. Sinclair Sells Home on Fifth Avenue: Oil Man Parts With Residence at 79th Street Corner; East 52d St. Realty Sold". New York Herald Tribune. January 10, 1930. p. 33. ProQuest1113096534.
"Ukrainian jewel on 'Museum Mile' is preparing for the 21st century". The Ukrainian Weekly. January 19, 1997. p. 6. ProQuest367357241.
"UIA completes major restoration work, elects new leadership". The Ukrainian Weekly. July 19, 2009. p. 5. ProQuest368065652.
Duncan, Val (October 13, 1961). "The Glamor Is Fading on Fifth Avenue: Changing Face of 'Glamor Avenue'". Newsday. p. 1. ProQuest898982773.
Smindak, Helen (July 27, 1997). "Dateline New York: a Landmark Spruces Up". The Ukrainian Weekly. p. 11. ProQuest367390728.
Nynka, Andrew (June 27, 2004). "Ukrainian Institute of America receives $70,000 state grant". The Ukrainian Weekly. p. 4. ProQuest367722880.
"Building News". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 60, no. 1544. October 16, 1897. p. 546. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.
"Isaac Dudley Fletcher". The New York Times. April 29, 1917. p. 19. Archived from the original on November 19, 2021. Retrieved March 3, 2021 – via newspapers.com.
"Museum of Art Sells". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 101, no. 24. June 15, 1918. p. 762. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.
"Deaths". The New York Times. May 6, 1938. Archived from the original on March 13, 2018. Retrieved March 3, 2021.
"Art Museum Area Named as Historic". New York Daily News. September 21, 1977. p. 290. Archived from the original on July 30, 2021. Retrieved July 30, 2021 – via newspapers.com.
"An Epoch Making Mansion". The Real Estate Record: Real Estate Record and Builders' Guide. Vol. 67, no. 1167. March 9, 1901. p. 1721. Archived from the original on November 19, 2021. Retrieved September 3, 2021 – via columbia.edu.