Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book04/12SelectedCountryDances_1772_Rutherford.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-11166-12SelectedCountryDances_1772_Rutherford.ps) >>/Users/jc/w/tmp/Tune-11166-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book04/12SelectedCountryDances_1772_Rutherford.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-11166-12SelectedCountryDances_1772_Rutherford.abc 178 ABC music file with the extracted tune(s)
Tune-11166-12SelectedCountryDances_1772_Rutherford.ps 6 PostScript
Tune-11166-12SelectedCountryDances_1772_Rutherford.txt 178 Plain-text file with the extracted tune(s)
Tune-11166-Visit_To_Ireland_039-G-32-2.abc 583 ABC music file with the extracted tune(s)
Tune-11166-Visit_To_Ireland_039-G-32-2.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-11166-Visit_To_Ireland_039-G-32-2.ps 34305 PostScript
Tune-11166-Visit_To_Ireland_039-G-32-2.txt 583 Plain-text file with the extracted tune(s)
Tune-11166-get.log 11993 Log file, useful mostly for debugging
These files should be available for 24 hours.