EBEL, JOHANN GOTTFRIED of the first real guidebook to Switzerland, was born at ZUllichau in Prussia on Oct. 6, 1764. He first visited Switzerland in 1790. As a result of three years' study he published Anleitung auf die nutzlic/iste and genussvollste Art in der Schweiz zu reisen (Zurich, This was the best Swiss guide-book till "Murray" (1838). It was particularly good on the geological and historical sides and was translated into English. In 1801 he was naturalized Swiss and settled in Zurich. He died on Oct. 8, 183o.