pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-45935-IrishLadyThe_PLFD1651_043.ps) >>/Users/jc/w/tmp/Tune-45935-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/IrishLadyThe_PLFD1651_043.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_45935.log 465409 Log file, useful mostly for debugging
Tune-45935-IrishLadyThe_PLFD1651_043.abc 391 ABC music file with the extracted tune(s)
Tune-45935-IrishLadyThe_PLFD1651_043.ps 33253 PostScript
Tune-45935-IrishLadyThe_PLFD1651_043.txt 391 Plain-text file with the extracted tune(s)
Tune-45935-get.log 8737 Log file, useful mostly for debugging
These files should be available for 24 hours.