Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/LM/Parson_Adams.abc/1753"

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.55 512x512 ]
filesizedescription
Coll_53983.log 2177217 Log file, useful mostly for debugging
Tune-53983-1753.abc 152 ABC music file with the extracted tune(s)
Tune-53983-1753.txt 152 Plain-text file with the extracted tune(s)
Tune-53983-get.log 8080 Log file, useful mostly for debugging
These files should be available for 24 hours.