Pyramide Maxwell Grant Shadow Series Book Set VINTAGE

All books are in pretty good condition, except for one in picture above has white marks on front, other has a person name written inside and some papers with age which is normal have turned a little light brown. No water damage and from a smoke free home Maxwell Grant character in the books was a journalist, who uncovers the identity of the Shadow. Shadow Series Missing book #13, #20 Number series included are:1,2,3,4,5,6,7,8,9,10,11,12,14,15,16,17,18,19,21,22,23 Published by Pyramid Books Years publication 70's English Mystery novels All titles are listed in pictures Great collection for any avid reader. Selling as whole. Most single books in this series can range from 9$ to 25$ each. Maxwell Grant was a pen name used by Author Walter B Gibson and he wrote most of the Shadow series, but some other authors have written some stories.