https://data.csail.mit.edu/multilum/raw/analysis_perspective1/listing.txt https://data.csail.mit.edu/multilum/raw/analysis_perspective1/_DSC8178.arw https://data.csail.mit.edu/multilum/raw/analysis_perspective1/_DSC8179.arw https://data.csail.mit.edu/multilum/raw/analysis_perspective1/_DSC8180.arw