ORIGINAL 2007 4-VOLUME HARDBACK BOOK SET IN HARD PLASTIC SLIP-CASE: "A HISTORY OF ROYAL DUTCH SHELL" BY JOOST JONKER AND JAN LUITEN VAN ZANDEN ................ BOOK ONE: "FROM CHALLENGER TO JOINT INDUSTRY LEADER, 1890-1939"; BOOK TWO: "POWERING THE HYDROCARBON REVOLUTION, 1939-1973"; BOOK THREE: "KEEPING COMPETITIVE IN TURBULENT MARKETS, 1973-2007"  BOOK FOUR: "APPENDICES" (CONTAINS 3 CD's) .................... BOOKS MEASURE 9 3/4" X 10" ................. SET WEIGHS OVER 20 POUNDS! ................... ALL BOOKS ARE IN VERY GOOD CONDITION; PLASTIC SLIP-CASE HAS A FEW LIGHT SCUFF MARKS.