Swedish Reference Book XIII in Leather, Bonniers Konversations Lexikon, 1948, Decor, Butter-Brown Leather Stockholm A. B. Nordiska Uppslagsböcker, Albert Bonnier Covers are half-leather with marbled edges with gilted spines. In warm brown color. Spines are worn, but nicely so. Adorable color fold-out illustrations inside. See pictures for more evidence of condition.