id author title date pages extension mime words sentence flesch summary cache txt crl-9908 Cantelmo, William The Disposal of Duplicates 1941-09-01 4 .pdf application/pdf 2486 137 72 e first method is the sale of material in lots; the second is the sale of material by listing; and the third method is the sale of material by varying combinations of the parts of the first two methods. T h e sale of material en bloc has the great advantage of reducing considerably both the time cost and the space cost. cache/crl-9908.pdf txt/crl-9908.txt