1. References

2. External links

Opladen, now a district of Leverkusen, used to be the capital of the Rhein-Wupper-Kreis (Rhine-Wupper-District) until 1975. Opladen station is located {{convert|15|km}} northeast from Cologne on the railway to Wuppertal. It is also on the Autobahn A3. Population (1905) was 6338, (1975) 42,000. It has several Evangelical and Roman Catholic churches. It used to have dyeing works, manufactures of dynamite, indigo products, publishing companies and a railway plant. Before passing to Prussia, Opladen belonged to the duchy of Berg.

References

External links

• Opladen.eu {{de icon}}
• AGO Stadtteilmarketing Opladen {{de icon}}

• 12:34 (Authority Zero album)
• 1234 (disambiguation)
• 1234 Elyna
• 1-2-3-4 Go! Records
• 1, 2, 3, 4 (I Love You)
• 1234 in England
• 1234 in poetry
• 1,2,3,4 (Plain White T's song)
• 1, 2, 3, 4 (Plain White T's song)
• 1-2-3-4 Rock and Roll
• 1-2-3-4 Rock'n'Roll
• 1234 (Ron Wood album)
• 1, 2, 3, 4 (Sumpin' New)
• 1-2-3-4 (Sumpin' New)
• 1,2,3,4-tetrahydrobenzene
• 1,2,3,4-tetrahydroisoquinoline
• 1,2,3,4-Tetrahydronaphthalene
• 1,2,3,4-Tetraphenylnaphthalene
• 1,2,3,4-tetraphenylnaphthalene
• 1-2-3-4!: The Complete Early Years Remastered
• 1 + 2 + 3 + 4 + · · ·
• 1 + 2 + 3 + 4 + ···
• 12350 Feuchtwanger
• 12352 Jepejacobsen
• 12354 Hemmerechts