Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1812/blank.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Coll_95045.log 377060 Log file, useful mostly for debugging
Coll_95049.log 402353 Log file, useful mostly for debugging
Find_95042.log 1430 Log file, useful mostly for debugging
Form_95043.log 833 Log file, useful mostly for debugging
Tune-9504-blank.abc 142 ABC music file with the extracted tune(s)
Tune-9504-blank.txt 142 Plain-text file with the extracted tune(s)
Tune-9504-get.log 3053 Log file, useful mostly for debugging
Tune-95047-get.log 8036 Log file, useful mostly for debugging
Tune-95049-Stewart_SCAJMR_1784-V1.abc 159 ABC music file with the extracted tune(s)
Tune-95049-Stewart_SCAJMR_1784-V1.txt 159 Plain-text file with the extracted tune(s)
Tune-95049-get.log 3404 Log file, useful mostly for debugging
These files should be available for 24 hours.