Artists John Steuart Curry, Henry Varnum Poor, Olin Dows; art critic Henry McBride; Katharine Cornell, American stage actress; Newport art collector Edith Wetmore; American composers Kay Swift and Marshall Kernochan; dramatist and author William Saroyan; American mystic John Star Cooke.
- Museum of Fine Arts, Syracuse, New York.
- Haggerty Museum of Art, Marquette
University, Milwaukee, Wisconsin.
- Museum of Wisconsin Art, West Bend, Wisconsin
- Racine Art Museum, Racine, Wisconsin
- University of Wisconsin, Oshkosh, Wisconsin
- Cedarburg Art Museum, Cedarburg, Wisconsin
- Lakeland University, Plymouth, Wisconsin
- Miller Art Museum, Sturgeon Bay, Wisconsin
- Ripon College, Ripon, Wisconsin
- Wright Museum of Art, Beloit, Wisconsin
- St. Norbert College, De Pere, Wisconsin
Hidden Treasure: The Life and Art of Theodore Czebotar, Patricia Hamilton, (Borderland Books, 2015). Available on Amazon and barnesandnoble.com.
Finding Theodore Czebotar, David Kherdian, (Tavnon Books, 2011)
Who Was Who in American Art, Peter Hastings, Editor, (Sound View Press, 1999)
Whose Who in Polish America, Rev. Francis Bolek, Editor, (Harbinger House, New York, 1943)