Bush Furniture Series A Slate Collection New from Bush Furniture is the Series A Collection for Open and Multiple Offices. The Series A Collection is a powerful solution for the workstation environment. Its' Hutches, Pedestals and Lateral Files can fit easily above and/or around work areas, providing either privacy or connectivity to adjacent areas. Desks, filing cabinets, peninsulas, hutches, bookcases and conference tables are included in the collection.