pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4057-CzarofMuscovy_PLFD1701_430.ps) >>/Users/jc/w/tmp/Tune-4057-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/CzarofMuscovy_PLFD1701_430.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_40575.log 911216 Log file, useful mostly for debugging
Tune-4057-CzarofMuscovy_PLFD1701_430.abc 533 ABC music file with the extracted tune(s)
Tune-4057-CzarofMuscovy_PLFD1701_430.ps 37985 PostScript
Tune-4057-CzarofMuscovy_PLFD1701_430.txt 533 Plain-text file with the extracted tune(s)
Tune-4057-get.log 4816 Log file, useful mostly for debugging
Tune-40572-get.log 5628 Log file, useful mostly for debugging
Tune-40575-get.log 4309 Log file, useful mostly for debugging
These files should be available for 24 hours.