From the Snail Mail In-Box: W.L. Pumpkin Pie, Circleville Ohio

From the back of the vintage postcard:

 

The World's Largest Pumpkin Pie is baked annually for the Circleville Pumpkin Show, by Lindsey's Bake Ship, Circleville,, Ohio.  Weight:  273 lbs., Recipe: 32.5 lbs. pie dough, 12 gal. pumpkin, 36 lbs. sugar, 12 doz. eggs, 4 lbs. cornstarch, 1 lb. salt, 1 lb. spices, 102 lbs. milk.  Bake 6 hours - cool 6 hours - and serve.  Cost - $61.08.