Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1813/BB50.abc"

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 ]
filesizedescription
Tune-34307-24CountryDances_1782_Thompson.abc 166 ABC music file with the extracted tune(s)
Tune-34307-24CountryDances_1782_Thompson.pdf 2217 Portable Data Format
Tune-34307-24CountryDances_1782_Thompson.ps 6 PostScript
Tune-34307-24CountryDances_1782_Thompson.txt 166 Plain-text file with the extracted tune(s)
Tune-34307-BB50.abc 141 ABC music file with the extracted tune(s)
Tune-34307-BB50.txt 141 Plain-text file with the extracted tune(s)
Tune-34307-get.log 8478 Log file, useful mostly for debugging
These files should be available for 24 hours.