essay 2c-50c 'USIR' essays (Turner Essays 253, 254, 254 var. two), four different denominations, 2c, 5c, 10c and 50c lithographed in various colors on white wove paper, the last two values are unlisted in Turner who only recorded the 2c and 5c in Black, the last two are faulty, otherwise fine-very fine lot est.