pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-40005-10201_Gov_Joness_March.ps) >>/Users/jc/w/tmp/Tune-40005-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP1/10201_Gov_Joness_March.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_40005.log 643211 Log file, useful mostly for debugging
Tune-40005-10201_Gov_Joness_March.abc 1286 ABC music file with the extracted tune(s)
Tune-40005-10201_Gov_Joness_March.ps 42766 PostScript
Tune-40005-10201_Gov_Joness_March.txt 1286 Plain-text file with the extracted tune(s)
Tune-40005-get.log 9175 Log file, useful mostly for debugging
These files should be available for 24 hours.