465 pages in German. Main text printed in double columns. Original silvered tin locket, "Conversations Lexicon. 175000 worte" on front, and 'DRGM' on back. 2nd edition. Loop on top of tin missing. 33 x 25 mm. Original red calf. Spine cracked and with old repair. Said to be the smallest printed encyclopedia. Bondy, 101. Spielmann, 445. Welsh, 6136. OCLC, 869823913. WorldCat locates ten copies worldwide.