Source note

WATSCHILDINE, a London firm which did business with F. de Nucingen, the banker. On a dark autumn evening in 1821, the cashier, Rodolphe Castanier, was surprised by the satanic John Melmoth, while he was in the act of forging the name of his employer on some letters of credit drawn on the Watschildine establishment. [Melmoth Reconciled.]