P.L.Tengely "British Postmarks Prior to May 6th 1840",1926, signed ltd.edition

THIS RARE "AUTHOR'S EDITION" IS SLIGHTLY STAINED ON THE COVER. INTERNALLY IT IS FINE. IT COMPRISES 20 PAGES, IS INTERLEAVED FOR NOTES (NOT UTILISED), AND IS NUMBERED 45 OF JUST 50 PRINTED. IT IS SIGNED BY THE AUTHOR.