Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/HUTB1/dim.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_1044.log 289950 Log file, useful mostly for debugging
Coll_10443.log 294166 Log file, useful mostly for debugging
Coll_10449.log 273090 Log file, useful mostly for debugging
Tune-1044-dim.abc 141 ABC music file with the extracted tune(s)
Tune-1044-dim.txt 141 Plain-text file with the extracted tune(s)
Tune-1044-get.log 3023 Log file, useful mostly for debugging
Tune-10441-get.log 5696 Log file, useful mostly for debugging
Tune-10442-get.log 14612 Log file, useful mostly for debugging
Tune-10444-get.log 5021 Log file, useful mostly for debugging
Tune-10445-get.log 1503 Log file, useful mostly for debugging
Tune-10449-get.log 3578 Log file, useful mostly for debugging
These files should be available for 24 hours.