pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-61913-MaidOfSaragossa.ps) >>/Users/jc/w/tmp/Tune-61913-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/FARNE/Anonymous2/MaidOfSaragossa.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-61913-MaidOfSaragossa.abc 1172 ABC music file with the extracted tune(s)
Tune-61913-MaidOfSaragossa.ps 35118 PostScript
Tune-61913-MaidOfSaragossa.txt 1172 Plain-text file with the extracted tune(s)
Tune-61913-get.log 5055 Log file, useful mostly for debugging
These files should be available for 24 hours.