THIS GALLERIA CALENDAR COLLECTION FEATURES 13 DIFFERENT IMAGES, AN INFORMATION BAR THAT INCLUDES UNIQUE FACTS ABOUT THE SUBJECT MATTER, DATE PAD CONTAINING USA AND CANADIAN HOLIDAYS. CALENDAR MEASURES 10 5/8"X 18 1/2" OPEN. MIX & MATCH TITLES - MINIMUM 50 CALENDARS PER TITLE WITH INCREMENTS OF 25 ACCEPTED AFTER 100. 10 5/8" W X 18 1/2" H