convert: unable to open image `/Volumes/FreeAgent GoFlex Drive/Batch 001/01-0002M.TIFss': No such file or directory @ error/blob.c/OpenBlob/2588.
convert: no decode delegate for this image format `/Volumes/FreeAgent GoFlex Drive/Batch 001/01-0002M.TIFss' @ error/constitute.c/ReadImage/532.
convert: missing an image filename `/Volumes/FreeAgent GoFlex Drive/Batch 001/JPG/01-0002M.jpg' @ error/convert.c/ConvertImageCommand/3015.
Found duplicate of /Volumes/FreeAgent GoFlex Drive/Batch 001/01-0002M.TIF at Historical_Sketch_of_the_Rebellion._Published_at_the_Office_of_the_U.S._Coast_Survey,_A._D._Bache,_Supdt._(Edition_of)_J_-_NARA_-_305697.tif
All done
Traceback (most recent call last):
  File "NARA_uploader_JPG.py", line 570, in <module>
    main(sys.argv[1:])
  File "NARA_uploader_JPG.py", line 516, in main
    foundDuplicates = findDuplicateImages(fileInfo['name'])
  File "NARA_uploader_JPG.py", line 255, in findDuplicateImages
    f = open(filename, 'rb')
IOError: [Errno 2] No such file or directory: u'/Volumes/FreeAgent GoFlex Drive/Batch 001/JPG/01-0002M.jpg'