Plant Upgrades. J & E Hall has extensive experience across a wide range of applications to ensure our plant upgrades are the most cost effective and energy efficient solution. Our technical know-how is second to none and we can deal with all known refrigerants including ammonia, CO2, hydrocarbons and HFCâs.
The Indiana World War Memorial Plaza Historic District strongly defines the character of downtown Indianapolis. The plaza comprises six aligned square city blocks of monumental public architecture and landscape architecture, united into a cohesive whole.
For more details on this topic, see Indianapolis, Indiana. The history of Indianapolis spans three centuries. Founded in 1820, the area where the city now stands was originally home to the Lenape (Delaware Nation). In 1821 a small settlement on the west fork of the White River at the mouth of Fall Creek became the county seat of Marion County in 1821, and the state capitol of Indiana, effective January 1, 1825.