Erklärung: It is a piece of furniture, which can be turned around, that's the "rotary" element. Free standing=island, in other words it is not attached to anything else, may be possible to walk around it.
It would have shelves or racks, to put newspapers, books or whatever on it. If you can't find something on one side, you turn it, to see the other sides. It can be square or circular shape, and usually about the same hight as a person, so everything is easily visible and reachable on it.
Erklärung: although this link shows a picture for something used in a pantry and not a library, it would be easy to visualize a similar contraption used for books, CDs, video tapes or DVDs in a library. Just not inside a cabinet but rather free-standing.
this is what I think of when I see your English phrase.
free standing, swirling (library) furniture with shelves
Erklärung: It is a piece of furniture, which can be turned around, that's the "rotary" element. Free standing=island, in other words it is not attached to anything else, may be possible to walk around it.
It would have shelves or racks, to put newspapers, books or whatever on it. If you can't find something on one side, you turn it, to see the other sides. It can be square or circular shape, and usually about the same hight as a person, so everything is easily visible and reachable on it.
juvera Vereinigtes Königreich Local time: 01:15 Arbeitsgebiet Muttersprache: Ungarisch PRO-Punkte in Kategorie: 12
The translation workplace 
