Here are some of his key works:
* The Renaissance: Its History and Character (1954): A comprehensive study of the Renaissance period, focusing on the social, intellectual, and artistic transformations of the era.
* The Art of the Renaissance (1959): A companion volume to "The Renaissance," offering a more in-depth analysis of Renaissance art and its evolution.
* The Creative Will: A Study of the Problem of Expression (1939): A philosophical treatise on the nature of creativity and artistic expression.
* The Problem of the Human Body: A Study of the Ideal in Ancient Greek Art (1931): An exploration of the representation of the human body in ancient Greek art and its relationship to the ideal of beauty.
* The Art of the World (1955): A concise and accessible overview of art history from ancient times to the present.
Lowitsch's work is characterized by its deep scholarship, insightful observations, and nuanced interpretations. He sought to understand the inner workings of art and culture, examining their historical roots, philosophical underpinnings, and social contexts. His writings remain influential in the study of Renaissance art and the theory of art in general.