Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1826/Goulding_TwentyFourCountryDancesForTheYear1808.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8006-Goulding_TwentyFourCountryDancesForTheYear1808.ps) >>/Users/jc/w/tmp/Tune-8006-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1826/Goulding_TwentyFourCountryDancesForTheYear1808.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_80063.log 480812 Log file, useful mostly for debugging
Tune-8006-Goulding_TwentyFourCountryDancesForTheYear1808.abc 183 ABC music file with the extracted tune(s)
Tune-8006-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-8006-Goulding_TwentyFourCountryDancesForTheYear1808.txt 183 Plain-text file with the extracted tune(s)
Tune-8006-get.log 8340 Log file, useful mostly for debugging
Tune-80060-get.log 11588 Log file, useful mostly for debugging
Tune-80064-get.log 5788 Log file, useful mostly for debugging
Tune-80065-get.log 5557 Log file, useful mostly for debugging
Tune-80066-get.log 13294 Log file, useful mostly for debugging
Tune-80067-1812_Wilson_Harmony_FourNewCountryDances.abc 177 ABC music file with the extracted tune(s)
Tune-80067-1812_Wilson_Harmony_FourNewCountryDances.ps 6 PostScript
Tune-80067-1812_Wilson_Harmony_FourNewCountryDances.txt 177 Plain-text file with the extracted tune(s)
Tune-80067-get.log 12910 Log file, useful mostly for debugging
Tune-80068-get.log 5355 Log file, useful mostly for debugging
Tune-80069-get.log 8699 Log file, useful mostly for debugging
These files should be available for 24 hours.