pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-16884-Mr_Charles_Grahams_Welcome_Home_D3.ps) >>/Users/jc/w/tmp/Tune-16884-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/by/William_Gow/Mr_Charles_Grahams_Welcome_Home_D3.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-16884-Mr_Charles_Grahams_Welcome_Home_D3.abc 576 ABC music file with the extracted tune(s)
Tune-16884-Mr_Charles_Grahams_Welcome_Home_D3.ps 35728 PostScript
Tune-16884-Mr_Charles_Grahams_Welcome_Home_D3.txt 576 Plain-text file with the extracted tune(s)
Tune-16884-get.log 5438 Log file, useful mostly for debugging
These files should be available for 24 hours.