Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1792/slurs.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Sess-78064.log 904612 Log file, useful mostly for debugging
Tune-78064-get.log 3063 Log file, useful mostly for debugging
Tune-78064-slurs.abc 142 ABC music file with the extracted tune(s)
Tune-78064-slurs.txt 142 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.