author
An engineer by training, he wrote with the patience of a researcher and the curiosity of a traveler through art and architecture. His best-known surviving work explores the history and form of the ancient Indian column in close visual and scholarly detail.

by Hans Sohrmann
Hans Sohrmann is a little-documented German author whose work that remains readily available today points to a technical and scholarly background. A Project Gutenberg edition of Die altindische Säule identifies him as Dr.-Ing. Hans Sohrmann, suggesting formal engineering training, and presents the book as a serious study of architectural form.
In Die altindische Säule: Ein Beitrag zur Säulenkunde, Sohrmann turns his attention to the ancient Indian column, combining historical interest with close observation. The book was published with numerous illustrations, which fits the careful, evidence-based approach of a writer interested not just in ideas, but in structure, design, and visual comparison.
Because reliable biographical information about him is scarce in the sources I could confirm, much of his personal life remains unclear. What does come through, though, is the character of his writing: precise, learned, and grounded in a deep interest in architecture and material culture.