William Augustus Brevoort Coolidge, 1911 Encyclopædia Britannica, Volume 12… (1911)
“ It forms an administrative district of the canton of Fribourg, its population in 1900 being 23,111, mainly French-speaking and Romanists. From Montbovon (11 m. by rail from Bulle) there are mountain railways leading S.W. past Les Avants to Montreux (14 m.) , and E. up the Sarine valley past Château d’Oex to Saanen or Gessenay (14 m.) , and by a tunnel below a low pass to the Simme valley and Spiez on the Lake of Thun. The modern capital of the district is the small town of Bulle [Ger. Boll] , with a 13th-century castle and in 1900 3330 inhabitants, French-speaking and Romanists. ”
