Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1812/Goulding_TwentyFourCountryDancesForTheYear1808.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1753-Goulding_TwentyFourCountryDancesForTheYear1808.ps) >>/Users/jc/w/tmp/Tune-1753-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1812/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_17535.log 151917 Log file, useful mostly for debugging
Tune-1753-Goulding_TwentyFourCountryDancesForTheYear1808.abc 183 ABC music file with the extracted tune(s)
Tune-1753-Goulding_TwentyFourCountryDancesForTheYear1808.ps 6 PostScript
Tune-1753-Goulding_TwentyFourCountryDancesForTheYear1808.txt 183 Plain-text file with the extracted tune(s)
Tune-1753-get.log 4820 Log file, useful mostly for debugging
Tune-17533-get.log 7744 Log file, useful mostly for debugging
Tune-17537-get.log 4869 Log file, useful mostly for debugging
Tune-17538-get.log 5387 Log file, useful mostly for debugging
Tune-17539-get.log 4119 Log file, useful mostly for debugging
These files should be available for 24 hours.