Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/Book20/Nelson.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_38312.log 293211 Log file, useful mostly for debugging
Tune-38312-Nelson.abc 145 ABC music file with the extracted tune(s)
Tune-38312-Nelson.txt 145 Plain-text file with the extracted tune(s)
Tune-38312-get.log 8207 Log file, useful mostly for debugging
These files should be available for 24 hours.