Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/MM4/Goulding_TwentyFourCountryDancesForTheYear1808.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1375-Goulding_TwentyFourCountryDancesForTheYear1808.ps) >>/Users/jc/w/tmp/Tune-1375-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MM4/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
Tune-1375-Goulding_TwentyFourCountryDancesForTheYear1808.abc 182 ABC music file with the extracted tune(s)
Tune-1375-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-1375-Goulding_TwentyFourCountryDancesForTheYear1808.txt 182 Plain-text file with the extracted tune(s)
Tune-1375-get.log 4818 Log file, useful mostly for debugging
Tune-13751-get.log 3562 Log file, useful mostly for debugging
Tune-13758-get.log 4739 Log file, useful mostly for debugging
Tune-13758-slurs.abc 142 ABC music file with the extracted tune(s)
Tune-13758-slurs.pdf 2217 Portable Data Format
Tune-13758-slurs.ps 6 PostScript
Tune-13758-slurs.txt 142 Plain-text file with the extracted tune(s)
Tune-13759-Remick.abc 143 ABC music file with the extracted tune(s)
Tune-13759-Remick.txt 143 Plain-text file with the extracted tune(s)
Tune-13759-get.log 3114 Log file, useful mostly for debugging
These files should be available for 24 hours.