For a branding mechanism, it's being used quite often in an official capacity -- but don't call it a city seal.
Call it the "Mark of Duggins."
Meanwhile ... didn't the new White Castle at Spring 'n' Vincennes just get built a few years ago? It seems that way, though it's probably been two decades.
Docket S-01-16: White Castle Management Co. requests a Site Plan Review to permit the construction of a restaurant to replace an existing restaurant in the C-1b, Local Business district, at 1701 E. Spring Street.