··· IMAGE ··· During World War II and the subsequent Cold War some countries encouraged their citizens to become «planespotters» in an «observation corps» or similar public body for reasons of public security. Britain had the Royal Observer Corps which operated between 1925 and 1995. This book was a guide published to help the public recognize the silhouettes and markings of the planes. ··· DETAILS ··· – Printed on the highest quality, heavyweight, matte coated paper.- Matte paper duplicates the original look of the vintage documents.- 230gsm | 10.6mil | Over 3x the thickness of regular paper.- Frame & matting not included – but all are standard, easy-to-find sizes.- Patina & wear are embraced as a part of the original document.- Depending on size ordered, prints will have a 4mm – 25mm white border.- Multiple sizes are available – including a full-size 24″ x 36″ poster! ··· SHIPPING ··· – Larger posters are rolled, bagged, & DOUBLE tubed – guaranteed undamaged arrival.- 8×10 prints are bagged & shipped in a heavy-duty stay-flat envelope.