Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/T/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_27442.log 285735 Log file, useful mostly for debugging
Coll_27448.log 291355 Log file, useful mostly for debugging
Tune-2744-Gow-CSR4-abc2.abc 147 ABC music file with the extracted tune(s)
Tune-2744-Gow-CSR4-abc2.txt 147 Plain-text file with the extracted tune(s)
Tune-2744-get.log 7821 Log file, useful mostly for debugging
Tune-27441-get.log 18637 Log file, useful mostly for debugging
These files should be available for 24 hours.