9x16" 12-sheet spiral-bound by Brown & Bigelow. Envelope features great illustration of the Three Little Pigs playing instruments and carrying a wood sign bearing information on the calendar. Moderate scattered edge wear w/small tears, top left corner is missing a 1.5x2" piece. Remains bright and clean w/great color. VG. The calendar has imprint of "Portage Dairy." Front of each sheet features choice full color scene for a different Silly Symphony short. Below each image is title/scene description. Reverse of each sheet is bw and features two additional illustrations for that short along w/story text. Titles are "Tortoise And The Hare, Peculiar Penguins, Grasshopper And The Ants, Funny Little Bunnies, Three Little Wolves, Who Killed Cock Robin, Robber Kitten, Water Babies, Elemer Elephant, Wise Little Hen (scene includes Donald Duck), Three Orphan Kittens, Night Before Christmas." Slightest hint of aging but choice condition, as nice as these come. Exc./N. Mint. Our last calendar sold for $750, this is the first in our 41 years that we have offered w/rare envelope.