Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1777/_.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-3971-_.abc 138 ABC music file with the extracted tune(s)
Tune-3971-_.txt 138 Plain-text file with the extracted tune(s)
Tune-3971-get.log 8049 Log file, useful mostly for debugging
Tune-39711-SCD_Book49-V2.abc 150 ABC music file with the extracted tune(s)
Tune-39711-SCD_Book49-V2.txt 150 Plain-text file with the extracted tune(s)
Tune-39711-get.log 4628 Log file, useful mostly for debugging
Tune-39712-CharlesZeuner_TremontQuadrilles1.abc 169 ABC music file with the extracted tune(s)
Tune-39712-CharlesZeuner_TremontQuadrilles1.txt 169 Plain-text file with the extracted tune(s)
Tune-39712-get.log 3580 Log file, useful mostly for debugging
Tune-39716-get.log 1388 Log file, useful mostly for debugging
Tune-39717-get.log 5479 Log file, useful mostly for debugging
These files should be available for 24 hours.