THIS IS AN UPDATE TO ALL MY CURRENT LISTINGS. -UNFORTUNATLEY, I SUFFERED A STROKE AND I AM RELYING ON MY FAMILY TO FIND, PACK AND SHIP THE INVENTORY.  I FORMERLY HANDLED THE INVENTORY LOCATION BY MEMORY, AND YET HAVE NOT FOUND A WAY FOR THEM TO READ MY MIND. WE ALL WILL ENDEVOR TO LOCATE AND SHIP OUT AS FAST AS POSSIBLE. PLEASE BE GRACIOUS TO US DURING THIS PERIOD AS THERE IS NO POSITIVE CERTAINTY OF INVENTORY LOCATIONS.  IF WE ARE EXPERIENCING DIFFICULTY FINDING YOUR PRODUCT, WE WILL COMMUNICATE VIA EBAY MESSAGES IN A TIMELY MANNER.  IF WE CANNOT FIND THE PRODUCT YOU WILL RECEIVE A FULL REFUND. THANK YOU FOR UNDERSTANDING AND PLEASE CONSIDER THIS ISSUE BEFORE MAKING A PURCHASE.This is a hard to find astrophysics book from Princeton University.  The book is softcover titled "STELLER SPECTRAL CLASSIFICATION" BY RICHARD O. GRAY AND CHRISTOPHER J. CORBALLY - PRINCETON SERIES IN ASTROPHYSICS.  The book is in VERY GOOD condition.  The text is lightly handled, clean, free of markings.  The binding is solid.  The cover has minor shelving wear / shelving marks - book is as pictured.  Shipping via U.S. Postal Media Mail is $5.95 and includes Postal Tracking. Thanks for looking!