Dear all, in case you are interested: The Senior Thesis of my student, Matt Splitstone, and his presentation about testing GEM foils is posted on my BONuS12 Documents webpage - see https://userweb.jlab.org/~kuhn/BONuS12/Documents/?C=M;O=D (If you are local at ODU, you can also find it in the shared folder on Google Drive). - Sebastian