pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4144-HaresMaggotThe_PLFD1701_444.ps) >>/Users/jc/w/tmp/Tune-4144-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Playford/HaresMaggotThe_PLFD1701_444.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_41441.log 471010 Log file, useful mostly for debugging
Tune-4144-HaresMaggotThe_PLFD1701_444.abc 366 ABC music file with the extracted tune(s)
Tune-4144-HaresMaggotThe_PLFD1701_444.ps 33728 PostScript
Tune-4144-HaresMaggotThe_PLFD1701_444.txt 366 Plain-text file with the extracted tune(s)
Tune-4144-get.log 4852 Log file, useful mostly for debugging
Tune-41444-get.log 8187 Log file, useful mostly for debugging
Tune-41445-get.log 8118 Log file, useful mostly for debugging
Tune-41449-get.log 7424 Log file, useful mostly for debugging
These files should be available for 24 hours.