Disconnected Comparisons In this issue of Disconnected Comparisons, we evaluate P.H. Glatfelter Company (GLT) and the McGraw-Hill Companies, Inc. (MHP). A USD 100 investment in GLT on 04 January 2002 would have been worth USD 91.78 on 10 June 2011; a USD 100 investment in MHP on 04 January 2002 would have been worth USD 134.79 on 10 June 2011; and a USD 100 investment in the PM40 on 04 January 2002 would have been worth USD 198.76 on 10 June 2011. Click here to view the comparison. P.H. Glatfelter Company (GLT) is a NYSE traded company. Their Web site is glatfelter.com. The McGraw-Hill Companies, Inc. (MHP) is a NYSE traded company. Their Web site is mcgraw-hill.com.