Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/JamesOswald/CPC/20190_.abc/all"

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Tune-29466-Valley_of_Knocknamore.abc 491 ABC music file with the extracted tune(s)
Tune-29466-Valley_of_Knocknamore.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-29466-Valley_of_Knocknamore.ps 33794 PostScript
Tune-29466-Valley_of_Knocknamore.txt 491 Plain-text file with the extracted tune(s)
Tune-29466-all.abc 158 ABC music file with the extracted tune(s)
Tune-29466-all.txt 158 Plain-text file with the extracted tune(s)
Tune-29466-get.log 8783 Log file, useful mostly for debugging
These files should be available for 24 hours.