Of course you're right and I meant American Public libraries; I imagine Chabad-Lubavitch Library would probably lead to a different system. And the time I was r

Of course you're right and I meant American Public libraries; I imagine Chabad-Lubavitch Library would probably lead to a different system. And the time I was referring was the time of Melvil Dewey, although I imagine not much would have changed by Thomas Dewey's time :)