Please support your local independent bookstore and order books from a place such as Warwick's or Yellow Book Road

Or find a store closer to you at IndieBound

• Barnes & Noble
• Books-A-Million
• Houghton Mifflin Harcourt
• Powell's
  

Order from www.amazon.com   or your favorite on-line source.

Audiobooks
Audiobooks are available for the Lives of series, the Giants of Science series, and other titles.

Many titles are available as e-books.

For oldies but goodies, please check your library, order from your favorite out-of-print source, or contact the author at kkrull1@san.rr.com