This program will let you browse your drives and select documents that you want to print in a specific order. You can select them from different locations and you can mix .doc, .txt, .pdf etc... The program will send them to the printer in the order that you have selected them, one at a time. They will be printed by the printer that is set as the default in the printers folder. 
The "demo" version lets you select up to 4 files. If you register, you will recieve an unrestricted version. Registration is only $20 and can be sent to Tom Panutsos 811 24th St. Ambridge, PA 15003-1404. 