Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1750/Gow-CSR-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_2751.log 150578 Log file, useful mostly for debugging
Coll_27513.log 142779 Log file, useful mostly for debugging
Coll_27517.log 1313870 Log file, useful mostly for debugging
Tune-2751-Gow-CSR-abc2.abc 149 ABC music file with the extracted tune(s)
Tune-2751-Gow-CSR-abc2.txt 149 Plain-text file with the extracted tune(s)
Tune-2751-get.log 7337 Log file, useful mostly for debugging
These files should be available for 24 hours.