pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-62149-William_Marshall_Selections_From1822.ps) >>/Users/jc/w/tmp/Tune-62149-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/by/William_Marshall_Selections_From1822.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-62149-William_Marshall_Selections_From1822.abc 385 ABC music file with the extracted tune(s)
Tune-62149-William_Marshall_Selections_From1822.ps 36181 PostScript
Tune-62149-William_Marshall_Selections_From1822.txt 385 Plain-text file with the extracted tune(s)
Tune-62149-get.log 5673 Log file, useful mostly for debugging
These files should be available for 24 hours.