McCaull was active in the Grange movement and organized 84 granges in three counties in south central Iowa. Most of these letters are written on stationery from the Pleasant Ridge Grange, No.22, in Garden Grove, Iowa, of which McCaull was Secretary. Eliza was in Chicago taking a cure for an unnamed, though probably "female problem" disease in the summer of 1873, when most of these letters were written. One letter is from her son, J. L McCaull. In 1883, Robert writes from Auburn, New York where he had settled when he first arrived from Scotalnd. 2011 addendum:  McCaull Family letters -23 letters from brothers and sisters of Robert McCaull and his wife, 1869-1887. Grange correspondence - 13 letters having to with Grange business in south central Iowa, 1872-1883. Many of these are accompanied by envelopes.