3x Vintage Diving Books
In Acceptable Condition 

PADI - Open Water Diver Manual 
PADI - Adventures in Diving 
Howard Hall's Guide to Successful Underwater Photography 

These books are tightly bound and in acceptable condition. 
There are signs of wear/creasing, marks to covers as well as tanning, foxing
and marks to pages/edges. 
There are pen marks to the two Padi books.