Depending on the type, brand, and condition of the vacuum tubes, they might be more valuable than the unit. But that would involve finding somebody with a good tube tester.
What ever you do, unless it has been running recently, don't turn it on. That silver "can" is a multi-section electrolytic capacitor, and is certainly dried out and well past its lifespan. It will fail and likely take something with it, like the power transformer.
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