Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/www/Gow-CSR3-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_3639.log 1881938 Log file, useful mostly for debugging
Coll_36390.log 1242887 Log file, useful mostly for debugging
Coll_36391.log 814287 Log file, useful mostly for debugging
Coll_36394.log 1970149 Log file, useful mostly for debugging
Coll_36395.log 355269 Log file, useful mostly for debugging
Coll_36397.log 4207675 Log file, useful mostly for debugging
Tune-3639-Gow-CSR3-abc2.abc 353 ABC music file with the extracted tune(s)
Tune-3639-Gow-CSR3-abc2.txt 353 Plain-text file with the extracted tune(s)
Tune-3639-get.log 3135 Log file, useful mostly for debugging
Tune-36396-get.log 5416 Log file, useful mostly for debugging
These files should be available for 24 hours.