Heliopolis (ancient Egypt) from him the true length of the year and month, upon which he formed his octaeterid, or period of 8 years or 99 months. Ptolemy II had Manetho, the chief priest of Heliopolis, collect his history of the ancient kings of Egypt from its archives. The later Ptolemies probably took little interest in their "father" Ra, and Alexandria had eclipsed the learning of Heliopolis; thus with the withdrawal of royal favour Heliopolis quickly dwindled, and the students of native lore deserted it for other temples supported by a wealthy population of pious citizens. By the 1st century BC, in fact,
Economy of ancient Tamil country for containing dried grains and other edible articles were also constructed. Ancient Tamilians were active traders in various commodities, both locally and outside Tamil country. The kingdoms of northern India sought pearls, cotton fabrics and conch shells from Tamilakam in exchange for woollen clothing, hides and horses. Locally most trading was in food products – agricultural produce was supplemented by products from hunters, fishermen and shepherds who traded in meat, fish and dairy products. In addition, people bought other goods such as items for personal hygiene, adornment and transportation. Mercantile transactions took place in busy market places. Traders used various