Lonnie Springer sells some of his best photographs through a "stock photo" company on the Internet called iStockpro.
Some examples of the photographs being sold at iStockpro can be viewed here.

iStockpro photos on the LonnieSpringer.com website

However, to see his complete collection ... visit www.istockpro.com
... Search by "photographer"
... Enter search term ... type in "springer"
... This will take you to a "thumbnail" of one of his photos ... click on the "thumbnail"
... This will take you to a "thumbnail" collection of all photographs by Lonnie Springer on the iStockpro website
... Click on the individual "thumbnails" to see a larger view and prices