Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1770/Goulding_TwentyFourCountryDancesForTheYear1808.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1918-Goulding_TwentyFourCountryDancesForTheYear1808.ps) >>/Users/jc/w/tmp/Tune-1918-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1770/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-1918-Goulding_TwentyFourCountryDancesForTheYear1808.abc 183 ABC music file with the extracted tune(s)
Tune-1918-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-1918-Goulding_TwentyFourCountryDancesForTheYear1808.txt 183 Plain-text file with the extracted tune(s)
Tune-1918-get.log 23730 Log file, useful mostly for debugging
Tune-19182-get.log 9262 Log file, useful mostly for debugging
Tune-19183-get.log 4147 Log file, useful mostly for debugging
Tune-19184-get.log 13152 Log file, useful mostly for debugging
Tune-19185-get.log 8198 Log file, useful mostly for debugging
Tune-19186-get.log 3652 Log file, useful mostly for debugging
Tune-19187-get.log 4670 Log file, useful mostly for debugging
Tune-19188-get.log 17010 Log file, useful mostly for debugging
Tune-19189-get.log 3692 Log file, useful mostly for debugging
These files should be available for 24 hours.