pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1308-2_Prince_of_Wales_at_Brighton.ps) >>/Users/jc/w/tmp/Tune-1308-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MSRPB/2_Prince_of_Wales_at_Brighton.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-1308-2_Prince_of_Wales_at_Brighton.abc 818 ABC music file with the extracted tune(s)
Tune-1308-2_Prince_of_Wales_at_Brighton.ps 34504 PostScript
Tune-1308-2_Prince_of_Wales_at_Brighton.txt 818 Plain-text file with the extracted tune(s)
Tune-1308-get.log 4737 Log file, useful mostly for debugging
These files should be available for 24 hours.