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Hydramatic

Hydramatic (also known as Hydra-Matic) is an automatic transmission developed by General Motors Corporation's Oldsmobile Division. The Hydramatic was the first mass-produced fully automatic transmission developed for passenger automobile use. The Hydra-Matic transmission was introduced by Oldsmobile in 1939 for the 1940 model year, one year before Cadillac.

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Article summary

Hydramatic (also known as Hydra-Matic) is an automatic transmission developed by General Motors Corporation's Oldsmobile Division. The Hydramatic was the first mass-produced fully automatic transmission developed for passenger automobile use. The Hydra-Matic transmission was introduced by Oldsmobile in 1939 for the 1940 model year, one year before Cadillac.

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

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