pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1772-JoanSanderson_PLFD1686_247.ps) >>/Users/jc/w/tmp/Tune-1772-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/JoanSanderson_PLFD1686_247.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-1772-JoanSanderson_PLFD1686_247.abc 459 ABC music file with the extracted tune(s)
Tune-1772-JoanSanderson_PLFD1686_247.ps 33316 PostScript
Tune-1772-JoanSanderson_PLFD1686_247.txt 459 Plain-text file with the extracted tune(s)
Tune-1772-get.log 5491 Log file, useful mostly for debugging
Tune-17724-09_Quite_Prodigious.abc 956 ABC music file with the extracted tune(s)
Tune-17724-09_Quite_Prodigious.pdf 15491 Portable Data Format
Tune-17724-09_Quite_Prodigious.ps 34477 PostScript
Tune-17724-09_Quite_Prodigious.txt 956 Plain-text file with the extracted tune(s)
Tune-17724-get.log 5611 Log file, useful mostly for debugging
These files should be available for 24 hours.