Creators
- Lang, C. Max43
- Mineral Industries Experiment Station39
- Pennsylvania State University38
- Carol Max Lang28
- Mellow, John13
- Alex Serpi11
- Dr. Fisher, Chuck11
- Saunders, Miles Graber11
- Smith, Helen F11
- Jenay Robert9
- Amit Sharma8
- Michael Lin8
- InHaeng Jung7
- Musser, Linda7
- Abigail Mae Fenton6
- Chandler Yu6
- Elnaz Asadian6
- John Messner6
- Nolan, Lee Ann6
- Rob Leicht6