Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/march/Gow-CR-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_1395.log 469610 Log file, useful mostly for debugging
Coll_13951.log 476608 Log file, useful mostly for debugging
Coll_13959.log 468210 Log file, useful mostly for debugging
Tune-1395-Gow-CR-abc2.abc 149 ABC music file with the extracted tune(s)
Tune-1395-Gow-CR-abc2.txt 149 Plain-text file with the extracted tune(s)
Tune-1395-get.log 5910 Log file, useful mostly for debugging
Tune-13950-get.log 3190 Log file, useful mostly for debugging
Tune-13957-get.log 5436 Log file, useful mostly for debugging
These files should be available for 24 hours.