A lot of the details of the laws and mintings of the time can be found in Ginger Rapsus' book; The United States Clad Coinage.
Once you see a specific variety it's pretty easy to spot. It's very difficult to check each coin for new and existing varieties but once you know...
Yes. A little more than 50% are gone now and have been destroyed over the years. Of those surviving most are, as you say, in VG/ F and fully a...
The mint didn't rotate their stocks of coins until 1972 and they still had huge nmbers of brand new '65 quarters in storage at that time. It took...
They made the clad '65 quarter until about march of '66. I could look up the exact date if you're interested. The '64 date was frozen and...
You should have seen them back about 1969. They were nearly 40% of the circulating quarters. I tghought they'd never go away but now it's less...
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