Hi Bernie,
Some of the new printer does not support printing from DOS. However, there are several third party software that will allow you to print using a USB printer
You can use your preferred search engine to find the application that will help you print from the DOS box.
Disclaimer: Using Third Party Software, including hardware drivers can cause serious problems that may prevent your computer from booting properly. Microsoft cannot guarantee that any problems resulting from the use of Third Party Software can be solved. Using Third Party Software is at your own risk.