England, Mr. Jacks studying soil profile in Cambridgeshire

Brandon, Breckland; & Cambridge. August 21, 22, 1935. Mr Jacks studies a profile. Various truncated profiles with & without blown sand overlying. Last bad sand storm in 1668 a.b. Brown sand & roots. 1 +/- Dark Brown. 1.1 chalky boulder clay on chalk 50% insoluble. 8 1/25.GrayscalePendleton nitrate negative, Box 129 of 38