Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/4NCD/AMHSI-abc1.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_96541.log 338852 Log file, useful mostly for debugging
Coll_96542.log 155203 Log file, useful mostly for debugging
Find_96546.log 1415 Log file, useful mostly for debugging
Tune-9654-AMHSI-abc1.abc 147 ABC music file with the extracted tune(s)
Tune-9654-AMHSI-abc1.txt 147 Plain-text file with the extracted tune(s)
Tune-9654-get.log 3141 Log file, useful mostly for debugging
Tune-96541-get.log 4462 Log file, useful mostly for debugging
Tune-96542-get.log 4078 Log file, useful mostly for debugging
Tune-96544-get.log 3662 Log file, useful mostly for debugging
Tune-96545-get.log 4400 Log file, useful mostly for debugging
Tune-96549-get.log 5199 Log file, useful mostly for debugging
These files should be available for 24 hours.