pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6024-20351_Georges_Waltz.ps) >>/Users/jc/w/tmp/Tune-6024-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP2/20351_Georges_Waltz.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-6024-20351_Georges_Waltz.abc 764 ABC music file with the extracted tune(s)
Tune-6024-20351_Georges_Waltz.ps 37233 PostScript
Tune-6024-20351_Georges_Waltz.txt 764 Plain-text file with the extracted tune(s)
Tune-6024-get.log 9302 Log file, useful mostly for debugging
Tune-60241-get.log 9047 Log file, useful mostly for debugging
Tune-60242-get.log 4524 Log file, useful mostly for debugging
Tune-60243-get.log 14398 Log file, useful mostly for debugging
Tune-60245-get.log 4104 Log file, useful mostly for debugging
Tune-60246-get.log 16889 Log file, useful mostly for debugging
Tune-60248-get.log 8631 Log file, useful mostly for debugging
Tune-60249-get.log 4059 Log file, useful mostly for debugging
These files should be available for 24 hours.