She was later a professor of Classics at New York University, and a recognized expert on the Temple of Artemis at Ephesus.
Her reconstruction of the temple was on display at the British Museum and was used as a model in a painting by Salvador Dali.
[1] At NYU the Bluma L. Trell Prize is awarded each year to a graduating senior who has made notable contributions in the field of Classics.
[2] In 1973 Trell participated in a protest against the Metropolitan Museum's attempt to sell 6,000 ancient coins that it had lent the American Numismatic Society.
[1] Trell completed her dissertation, "Architectura Numismatica Part II, Temples in Asia Minor" in 1942, with Karl Lehmann-Hartleben as her advisor.