Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1806/proto.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-57244-Hambo5.abc 1790 ABC music file with the extracted tune(s)
Tune-57244-Hambo5.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-57244-Hambo5.ps 52320 PostScript
Tune-57244-Hambo5.txt 1790 Plain-text file with the extracted tune(s)
Tune-57244-get.log 8104 Log file, useful mostly for debugging
Tune-57244-proto.abc 142 ABC music file with the extracted tune(s)
Tune-57244-proto.txt 142 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.