Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/TomThumb/24CountryDances_1767_Thompson.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1055-24CountryDances_1767_Thompson.ps) >>/Users/jc/w/tmp/Tune-1055-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/TomThumb/24CountryDances_1767_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
Coll_10551.log 274495 Log file, useful mostly for debugging
Tune-1055-24CountryDances_1767_Thompson.abc 170 ABC music file with the extracted tune(s)
Tune-1055-24CountryDances_1767_Thompson.ps 6 PostScript
Tune-1055-24CountryDances_1767_Thompson.txt 170 Plain-text file with the extracted tune(s)
Tune-1055-get.log 4489 Log file, useful mostly for debugging
Tune-10552-EFDSS_CDM6.abc 146 ABC music file with the extracted tune(s)
Tune-10552-EFDSS_CDM6.txt 146 Plain-text file with the extracted tune(s)
Tune-10552-get.log 3176 Log file, useful mostly for debugging
Tune-10556-WilliamWinterQuantocks.abc 158 ABC music file with the extracted tune(s)
Tune-10556-WilliamWinterQuantocks.ps 6 PostScript
Tune-10556-WilliamWinterQuantocks.txt 158 Plain-text file with the extracted tune(s)
Tune-10556-get.log 5694 Log file, useful mostly for debugging
These files should be available for 24 hours.