Take a look at the RW-1007 Classic Roll Top Desk and you will see it will meet your needs as do all of the other desks in this series.
Sizes:30" x 56", 30" x 62" or 30" x 68"
Available in oak, quarter-sawn white oak,
cherry, walnut or brown maple
Options: Drawers on top
Raised panel back
Open center hutch (RW#1008)
Standard hutch (RW#1009)
47" height standard
(51" height with optional top drawers)
Kneehole area is 20" on 56" desk, 26" on 62" deesk, 32" on 68" desk
Height to bottom of drawer 25"
1. Pencil tray (standard)
2. Drawer dividers (standard)
3. Pullout work surface (standard)
4. Keyed lock (standard)