--------------+--------------------+--------------+-----------+ | Approximate | |Approximate| | Number of Lights. | | length of | +--------------------+ | longest | Name of | Incan- | | System | main | Station. | descent | Arc. | employed. | supply | | or Glow | | | conductor | | Lamps. | | | in miles. | --------------+----------+---------+--------------+-----------+ | | |Zippernowsky | | Lucerne | 800 | · · | high-tension | 4 | | | | current with | | | | | transformers | | --------------+----------+---------+--------------+-----------+ Lubeck | 2,000 | · · | Edison | · · | --------------+----------+---------+--------------+-----------+ | 11,000 | 210 | Edison | ¾ | Milan | | | | | | 1,000 | · · | Zippernowsky | ” | --------------+----------+---------+--------------+-----------+ Munich | 6,500 | 140 | Edison | ” | --------------+----------+---------+--------------+-----------+ Rome | 14,000 | · · | Zippernowsky | 4 | --------------+----------+---------+--------------+-----------+ Rotterdam | 1,000 | · · | Edison | · · | --------------+----------+---------+--------------+-----------+ | | |Edison, Three-| | St. Etienne | 3,000 | · · | wire system | · · | --------------+----------+---------+--------------+-----------+ | | | Edison and | | Strassburg | 1,800 | 62 | Siemens | · · | --------------+----------+---------+--------------+-----------+ Stuttgart | 1,060 | · · | ” | · · | --------------+----------+---------+--------------+-----------+ Schwerin | 2,390 | · · | ” | · · | --------------+----------+---------+--------------+-----------+ | | |Goulard high- | | Tivoli | 1,000 | 6 |tension trans-| 18 | | | |formers | | --------------+----------+---------+--------------+-----------+ Tours | 3,500 | · · | Goulard | 3 | --------------+----------+---------+--------------+-----------+ Terni | 3,000 | · · | Zippernowsky | · · | | | | Transformers | |