The model is designed for anti-aliasing, the stack is not folded.
Anti-aliasing modifier is enabled (render iterations 1.2)

Polys – 1 455 739
Verts – 1 510 873

The set includes a bookshelf with decorative filling, including:
1. Vases
2. Candlesticks
3. Candles
4. Books
5. Branches
6. Photo frames
7. Diffuser
8. Tray
9. Rings

For Corona render, it is recommended to install version no lower than 1.5, since the glossiness of materials is configured taking PBR into account.