Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/1799/24CountryDances_1811_Goulding_dAlmaine_Potter.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8909-24CountryDances_1811_Goulding_dAlmaine_Potter.ps) >>/Users/jc/w/tmp/Tune-8909-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/1799/24CountryDances_1811_Goulding_dAlmaine_Potter.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_89099.log 287609 Log file, useful mostly for debugging
Tune-8909-24CountryDances_1811_Goulding_dAlmaine_Potter.abc 182 ABC music file with the extracted tune(s)
Tune-8909-24CountryDances_1811_Goulding_dAlmaine_Potter.ps 6 PostScript
Tune-8909-24CountryDances_1811_Goulding_dAlmaine_Potter.txt 182 Plain-text file with the extracted tune(s)
Tune-8909-get.log 4803 Log file, useful mostly for debugging
Tune-89094-get.log 1298 Log file, useful mostly for debugging
Tune-89097-24CountryDances_1776_Randall.abc 165 ABC music file with the extracted tune(s)
Tune-89097-24CountryDances_1776_Randall.ps 6 PostScript
Tune-89097-24CountryDances_1776_Randall.txt 165 Plain-text file with the extracted tune(s)
Tune-89097-get.log 4365 Log file, useful mostly for debugging
Tune-89099-24CountryDances_1804TP_Preston.abc 167 ABC music file with the extracted tune(s)
Tune-89099-24CountryDances_1804TP_Preston.txt 167 Plain-text file with the extracted tune(s)
Tune-89099-get.log 3546 Log file, useful mostly for debugging
These files should be available for 24 hours.