Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Crystal/Gow-CSR4-abc1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_6792.log 4389137 Log file, useful mostly for debugging
Coll_67929.log 674641 Log file, useful mostly for debugging
Tune-6792-Gow-CSR4-abc1.abc 357 ABC music file with the extracted tune(s)
Tune-6792-Gow-CSR4-abc1.txt 357 Plain-text file with the extracted tune(s)
Tune-6792-get.log 3157 Log file, useful mostly for debugging
Tune-67920-get.log 18287 Log file, useful mostly for debugging
Tune-67921-get.log 5276 Log file, useful mostly for debugging
Tune-67922-get.log 4271 Log file, useful mostly for debugging
Tune-67923-get.log 9623 Log file, useful mostly for debugging
Tune-67924-get.log 3422 Log file, useful mostly for debugging
Tune-67926-get.log 4313 Log file, useful mostly for debugging
Tune-67928-get.log 14523 Log file, useful mostly for debugging
Tune-67929-get.log 9827 Log file, useful mostly for debugging
These files should be available for 24 hours.