pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-70335-472_When_the_Hollow_Drum.ps) >>/Users/jc/w/tmp/Tune-70335-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnTreat/GftF/472_When_the_Hollow_Drum.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-70335-30431_Whippoorwill.abc 789 ABC music file with the extracted tune(s)
Tune-70335-30431_Whippoorwill.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-70335-30431_Whippoorwill.ps 35685 PostScript
Tune-70335-30431_Whippoorwill.txt 789 Plain-text file with the extracted tune(s)
Tune-70335-472_When_the_Hollow_Drum.abc 1044 ABC music file with the extracted tune(s)
Tune-70335-472_When_the_Hollow_Drum.ps 35435 PostScript
Tune-70335-472_When_the_Hollow_Drum.txt 1044 Plain-text file with the extracted tune(s)
Tune-70335-get.log 10679 Log file, useful mostly for debugging
These files should be available for 24 hours.