00826cam a22002651 4500 7937234 BD-DhUL 20160526151218.0 720208s1957 maua 000 0 eng 57006351 GB57-10049 (OCoLC)236689 DLC ODaWU OCoLC Uk DLC BD-DhUL premarc HD2785 .M36 338.82 MAE Mason, Edward Sagendorph, 1899- Economic concentration and the monopoly problem / Edward Sagendorph Mason Cambridge : Harvard University Press, 1957. xvi, 411 p. : diagrs, tables. 22 cm. Harvard economic studies, v. 100 Big business United States. Trusts, Industrial United States. ddc BK 70447 70447 0 0 ddc 0 338_820000000000000_MAE 0 NFIC 119751 DUL DUL GEN 2016-05-26 Purchased 338.82 MAE A63340 2016-05-26 1 2016-05-26 BK