Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/3D2006/CDfNH1783.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_42623.log 711453 Log file, useful mostly for debugging
Tune-42623-CDfNH1783.abc 148 ABC music file with the extracted tune(s)
Tune-42623-CDfNH1783.txt 148 Plain-text file with the extracted tune(s)
Tune-42623-get.log 3147 Log file, useful mostly for debugging
These files should be available for 24 hours.