A. Sulka & Company

Because the skilled tying of the cravat was once the sign of a true dandy, the detachable collar was considered an unthinkable shortcut until about 1900, when younger dandies, like Francis Carolan, embraced the vogue. Detachable collars were worn later in the century by flaneurs such as Richard Merkin.
While often associated with women's fashion, the influential fashion publication Gazette du Bon Ton also included numerous style and comportment articles focusing on menswear. These articles frequently were penned by Roger Boutet de Monvel and illustrated by his brother, Bernard. From the 1910s to the 1920s, the series discussed topics including the history of neckwear as here.