Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Gow4/Gow-CSR4-abc2.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_41042.log 3381008 Log file, useful mostly for debugging
Coll_41047.log 566251 Log file, useful mostly for debugging
Tune-4104-Gow-CSR4-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-4104-Gow-CSR4-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-4104-get.log 14154 Log file, useful mostly for debugging
Tune-41040-get.log 9125 Log file, useful mostly for debugging
Tune-41041-get.log 6639 Log file, useful mostly for debugging
Tune-41043-get.log 3490 Log file, useful mostly for debugging
Tune-41045-get.log 4038 Log file, useful mostly for debugging
Tune-41046-get.log 9594 Log file, useful mostly for debugging
Tune-41047-get.log 15326 Log file, useful mostly for debugging
Tune-41048-get.log 13724 Log file, useful mostly for debugging
Tune-41049-get.log 14505 Log file, useful mostly for debugging
These files should be available for 24 hours.