Proper noun
Kessner (plural Kessners)
A surname from German.
Thomas Kessner, Fiorello H. LaGuardia and the Making of Modern New York (1989) pp 350–68 His first action as mayor was to order the chief of police to arrest mob boss Lucky Luciano on whatever charges could be found. Source: Internet
Between 1860 and 1920, the economy changed from "agricultural to industrial to financial" and New York maintained its leadership position despite these changes, according to historian Thomas Kessner. Source: Internet