 The following year, he did stage design and costumes for A. I. Ştefănescu's (no relation) inquisitorial courtroom drama "Camera fierbinte" ("The hot room" or "The hot chamber") and had another solo exhibition in the theater, exhibiting stage settings, blueprints of costumes, oil paintings, watercolors and drawings.Misu Weinberg, one of Romania's most influential art collectors visited Ştefănescu's studio, beginning a fruitful relationship that lasted until Weinberg's death.Weinberg displayed Ştefănescu's works in the company of works by such Romanian masters as Theodor Pallady, Gheorghe Petrascu, Iser and others, raising Ştefănescu's visibility among collectors, many of whom Weinberg accompanied to Ştefănescu's studio.