1832  (1953)  I have been occupied in getting as many acres as I can cleared and prepared for cropping. Sixteen are already under operation, which will make a good open about the house.
1942  But when he came to the edge of the open he hesitated warily and whined.
1958  . . . the animal seemed to distrust the bald opens of the marsh and its pace increased to get quickly around the watery obstacle.