Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/march/24CountryDances_1792_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-57642-24CountryDances_1792_Thompson.ps) >>/Users/jc/w/tmp/Tune-57642-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/march/24CountryDances_1792_Thompson.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-57642-24CountryDances_1792_Thompson.abc 167 ABC music file with the extracted tune(s)
Tune-57642-24CountryDances_1792_Thompson.ps 6 PostScript
Tune-57642-24CountryDances_1792_Thompson.txt 167 Plain-text file with the extracted tune(s)
Tune-57642-Fanny_the_Fair_1.abc 463 ABC music file with the extracted tune(s)
Tune-57642-Fanny_the_Fair_1.ps 33621 PostScript
Tune-57642-Fanny_the_Fair_1.txt 463 Plain-text file with the extracted tune(s)
Tune-57642-get.log 13974 Log file, useful mostly for debugging
These files should be available for 24 hours.