Four items. Two souvenir books are 10 3/8 x 13.75" hard cover. Both have same contents but one cover has blue/white fair colors with aerial photo of fairgrounds, the other has pebble grain finish with gold accent front cover with image of Trylon and Perisphere. Each has high quality images throughout of various fair attractions and amusements. Orange/blue variety has some wear around edges of covers with a few lt. scuffs. Cover is VG. Inside is Exc. Orange cover title comes in gold accent die-cut cardboard slip case which is heavily worn but book itself is Exc. Third book has same inside design contents as first two but is 10x14" soft cover spiral bound with blue/white accent fairground photo on front cover. Comes with original unused thin cardboard illustrated mailer. Inside front cover has b/w photo at right unlike other two books which have yellow accent photo at right.. Mailer has lt. dust soil. Otherwise near Exc. appearance. Right side of front cover of book has bit of lt. creasing with a few tiny tears at upper right, back cover has .5" tear with a few lt. creases at lower left. Fine/VF.All three books have nice overlaps for each section. Fourth book is 11x11 7/8" soft cover titled "Views the New York World’s Fair" with embossed silver image of Trylon and Perisphere along with spotlights. Lower left of front cover has nice foil sticker showing Trylon and Perisphere in starburst with "Official Souvenir Purchased at the N.Y. World’s Fair" text. Back cover repeats embossed image from front cover. Contains 48 pages with superb graphics of fair exhibits and building. ©1939 published by Grinnell Lithographic Company NYC. Lt. pinch creases along spine, a few lt. handling creases. Upper and lower right extreme front corner tips have tiny crease. Blank inside back cover has dust soil streaking at lower right. Overall Fine/VF. Superb design and graphics. Nice comprehensive group of illustrated World's Fair books.