Battery cage chinchilla and foxes in fur farming, and most recently for the Asian palm civet for kopi luwak production of coffee. An early reference to battery cages appears in Milton Arndt's 1931 book, "Battery Brooding", where he reports that his cage flock was healthier and had higher egg production than his conventional flock. At this early date, battery cages already had the sloped floor that allowed eggs to roll to the front of the cage, where they were easily collected by the farmer and out of the hens' reach. Arndt also mentions the use of conveyor belts under the cages to
History of the Jews in Indonesia Hebrew, Portuguese and Spanish. The Indonesian Jewish community is very tiny, with most members living in the capital of Jakarta and the rest in Surabaya. Many Jewish cemeteries still exist around the country in Semarang (center of Java), in Pangkalpinang in Bangka Island, in Palembang south of Sumatra, and in Surabaya. A small congregation led by Rabbi Tovia Singer, the only rabbi in present-day Indonesia. It operates in conjunction with the Eits Chaim Indonesia Foundation, the only Jewish organization in Indonesia to have official sanction, under the auspices of the Christian Desk, from the Religious Affairs Department of Indonesia. There